diff --git a/README.md b/README.md
index 02b9775f9..15baf75ce 100644
--- a/README.md
+++ b/README.md
@@ -108,7 +108,7 @@ which means you can modify it, redistribute it or use it however you like.
     --playlist-reverse               Download playlist videos in reverse order
     --xattr-set-filesize             Set file xattribute ytdl.filesize with expected filesize (experimental)
     --hls-prefer-native              Use the native HLS downloader instead of ffmpeg (experimental)
-    --external-downloader COMMAND    Use the specified external downloader. Currently supports aria2c,curl,httpie,wget
+    --external-downloader COMMAND    Use the specified external downloader. Currently supports aria2c,axel,curl,httpie,wget
     --external-downloader-args ARGS  Give these arguments to the external downloader
 
 ## Filesystem Options:
diff --git a/docs/supportedsites.md b/docs/supportedsites.md
index 657935dc6..e21471102 100644
--- a/docs/supportedsites.md
+++ b/docs/supportedsites.md
@@ -86,7 +86,7 @@
  - **chirbit:profile**
  - **Cinchcast**
  - **Cinemassacre**
- - **clipfish**
+ - **Clipfish**
  - **cliphunter**
  - **Clipsyndicate**
  - **Cloudy**
@@ -116,6 +116,7 @@
  - **DailymotionCloud**
  - **daum.net**
  - **DBTV**
+ - **DCN**
  - **DctpTv**
  - **DeezerPlaylist**
  - **defense.gouv.fr**
@@ -351,7 +352,6 @@
  - **NowTV**
  - **nowvideo**: NowVideo
  - **npo**: npo.nl and ntr.nl
- - **npo**: npo.nl and ntr.nl
  - **npo.nl:live**
  - **npo.nl:radio**
  - **npo.nl:radio:fragment**
@@ -377,6 +377,7 @@
  - **parliamentlive.tv**: UK parliament videos
  - **Patreon**
  - **PBS**
+ - **Periscope**: Periscope
  - **PhilharmonieDeParis**: Philharmonie de Paris
  - **Phoenix**
  - **Photobucket**
@@ -406,6 +407,7 @@
  - **qqmusic:playlist**: QQ音乐 - 歌单
  - **qqmusic:singer**: QQ音乐 - 歌手
  - **qqmusic:toplist**: QQ音乐 - 排行榜
+ - **Quickscope**: Quick Scope
  - **QuickVid**
  - **R7**
  - **radio.de**
@@ -518,6 +520,7 @@
  - **ted**
  - **TeleBruxelles**
  - **telecinco.es**
+ - **Telegraaf**
  - **TeleMB**
  - **TeleTask**
  - **TenPlay**
@@ -621,6 +624,7 @@
  - **Vodlocker**
  - **VoiceRepublic**
  - **Vporn**
+ - **vpro**: npo.nl and ntr.nl
  - **VRT**
  - **vube**: Vube.com
  - **VuClip**
diff --git a/test/helper.py b/test/helper.py
index e1129e58f..cb6eec8d9 100644
--- a/test/helper.py
+++ b/test/helper.py
@@ -133,8 +133,8 @@ def expect_info_dict(self, got_dict, expected_dict):
             elif isinstance(expected, compat_str) and expected.startswith('mincount:'):
                 got = got_dict.get(info_field)
                 self.assertTrue(
-                    isinstance(got, list),
-                    'Expected field %s to be a list, but it is of type %s' % (
+                    isinstance(got, (list, dict)),
+                    'Expected field %s to be a list or a dict, but it is of type %s' % (
                         info_field, type(got).__name__))
                 expected_num = int(expected.partition(':')[2])
                 assertGreaterEqual(
@@ -160,7 +160,7 @@ def expect_info_dict(self, got_dict, expected_dict):
     # Are checkable fields missing from the test case definition?
     test_info_dict = dict((key, value if not isinstance(value, compat_str) or len(value) < 250 else 'md5:' + md5(value))
                           for key, value in got_dict.items()
-                          if value and key in ('id', 'title', 'description', 'uploader', 'upload_date', 'timestamp', 'uploader_id', 'location'))
+                          if value and key in ('id', 'title', 'description', 'uploader', 'upload_date', 'timestamp', 'uploader_id', 'location', 'age_limit'))
     missing_keys = set(test_info_dict.keys()) - set(expected_dict.keys())
     if missing_keys:
         def _repr(v):
diff --git a/test/test_download.py b/test/test_download.py
index 1110357a7..284418834 100644
--- a/test/test_download.py
+++ b/test/test_download.py
@@ -136,7 +136,9 @@ def generator(test_case):
                     # We're not using .download here sine that is just a shim
                     # for outside error handling, and returns the exit code
                     # instead of the result dict.
-                    res_dict = ydl.extract_info(test_case['url'])
+                    res_dict = ydl.extract_info(
+                        test_case['url'],
+                        force_generic_extractor=params.get('force_generic_extractor', False))
                 except (DownloadError, ExtractorError) as err:
                     # Check if the exception is not a network related one
                     if not err.exc_info[0] in (compat_urllib_error.URLError, socket.timeout, UnavailableVideoError, compat_http_client.BadStatusLine) or (err.exc_info[0] == compat_HTTPError and err.exc_info[1].code == 503):
diff --git a/youtube_dl/YoutubeDL.py b/youtube_dl/YoutubeDL.py
index 1446b3254..cad6b026e 100755
--- a/youtube_dl/YoutubeDL.py
+++ b/youtube_dl/YoutubeDL.py
@@ -28,7 +28,6 @@ if os.name == 'nt':
     import ctypes
 
 from .compat import (
-    compat_basestring,
     compat_cookiejar,
     compat_expanduser,
     compat_get_terminal_size,
@@ -40,7 +39,6 @@ from .compat import (
     compat_urllib_request,
 )
 from .utils import (
-    escape_url,
     ContentTooShortError,
     date_from_str,
     DateRange,
@@ -51,7 +49,6 @@ from .utils import (
     ExtractorError,
     format_bytes,
     formatSeconds,
-    HEADRequest,
     locked_file,
     make_HTTPS_handler,
     MaxDownloadsReached,
@@ -1860,27 +1857,6 @@ class YoutubeDL(object):
 
     def urlopen(self, req):
         """ Start an HTTP download """
-
-        # According to RFC 3986, URLs can not contain non-ASCII characters, however this is not
-        # always respected by websites, some tend to give out URLs with non percent-encoded
-        # non-ASCII characters (see telemb.py, ard.py [#3412])
-        # urllib chokes on URLs with non-ASCII characters (see http://bugs.python.org/issue3991)
-        # To work around aforementioned issue we will replace request's original URL with
-        # percent-encoded one
-        req_is_string = isinstance(req, compat_basestring)
-        url = req if req_is_string else req.get_full_url()
-        url_escaped = escape_url(url)
-
-        # Substitute URL if any change after escaping
-        if url != url_escaped:
-            if req_is_string:
-                req = url_escaped
-            else:
-                req_type = HEADRequest if req.get_method() == 'HEAD' else compat_urllib_request.Request
-                req = req_type(
-                    url_escaped, data=req.data, headers=req.headers,
-                    origin_req_host=req.origin_req_host, unverifiable=req.unverifiable)
-
         return self._opener.open(req, timeout=self._socket_timeout)
 
     def print_debug_header(self):
diff --git a/youtube_dl/downloader/external.py b/youtube_dl/downloader/external.py
index 1d5cc9904..6c310346c 100644
--- a/youtube_dl/downloader/external.py
+++ b/youtube_dl/downloader/external.py
@@ -45,11 +45,13 @@ class ExternalFD(FileDownloader):
     def supports(cls, info_dict):
         return info_dict['protocol'] in ('http', 'https', 'ftp', 'ftps')
 
-    def _source_address(self, command_option):
-        source_address = self.params.get('source_address')
-        if source_address is None:
+    def _option(self, command_option, param):
+        param = self.params.get(param)
+        if param is None:
             return []
-        return [command_option, source_address]
+        if isinstance(param, bool):
+            return [command_option]
+        return [command_option, param]
 
     def _configuration_args(self, default=[]):
         ex_args = self.params.get('external_downloader_args')
@@ -77,7 +79,17 @@ class CurlFD(ExternalFD):
         cmd = [self.exe, '--location', '-o', tmpfilename]
         for key, val in info_dict['http_headers'].items():
             cmd += ['--header', '%s: %s' % (key, val)]
-        cmd += self._source_address('--interface')
+        cmd += self._option('--interface', 'source_address')
+        cmd += self._configuration_args()
+        cmd += ['--', info_dict['url']]
+        return cmd
+
+
+class AxelFD(ExternalFD):
+    def _make_cmd(self, tmpfilename, info_dict):
+        cmd = [self.exe, '-o', tmpfilename]
+        for key, val in info_dict['http_headers'].items():
+            cmd += ['-H', '%s: %s' % (key, val)]
         cmd += self._configuration_args()
         cmd += ['--', info_dict['url']]
         return cmd
@@ -88,7 +100,9 @@ class WgetFD(ExternalFD):
         cmd = [self.exe, '-O', tmpfilename, '-nv', '--no-cookies']
         for key, val in info_dict['http_headers'].items():
             cmd += ['--header', '%s: %s' % (key, val)]
-        cmd += self._source_address('--bind-address')
+        cmd += self._option('--bind-address', 'source_address')
+        cmd += self._option('--proxy', 'proxy')
+        cmd += self._option('--no-check-certificate', 'nocheckcertificate')
         cmd += self._configuration_args()
         cmd += ['--', info_dict['url']]
         return cmd
@@ -105,7 +119,8 @@ class Aria2cFD(ExternalFD):
         cmd += ['--out', os.path.basename(tmpfilename)]
         for key, val in info_dict['http_headers'].items():
             cmd += ['--header', '%s: %s' % (key, val)]
-        cmd += self._source_address('--interface')
+        cmd += self._option('--interface', 'source_address')
+        cmd += self._option('--all-proxy', 'proxy')
         cmd += ['--', info_dict['url']]
         return cmd
 
diff --git a/youtube_dl/extractor/__init__.py b/youtube_dl/extractor/__init__.py
index 7e5c90829..dad3ec87f 100644
--- a/youtube_dl/extractor/__init__.py
+++ b/youtube_dl/extractor/__init__.py
@@ -118,6 +118,7 @@ from .dailymotion import (
 )
 from .daum import DaumIE
 from .dbtv import DBTVIE
+from .dcn import DCNIE
 from .dctp import DctpTvIE
 from .deezer import DeezerPlaylistIE
 from .dfb import DFBIE
@@ -431,6 +432,10 @@ from .orf import (
 from .parliamentliveuk import ParliamentLiveUKIE
 from .patreon import PatreonIE
 from .pbs import PBSIE
+from .periscope import (
+    PeriscopeIE,
+    QuickscopeIE,
+)
 from .philharmoniedeparis import PhilharmonieDeParisIE
 from .phoenix import PhoenixIE
 from .photobucket import PhotobucketIE
@@ -591,6 +596,7 @@ from .techtalks import TechTalksIE
 from .ted import TEDIE
 from .telebruxelles import TeleBruxellesIE
 from .telecinco import TelecincoIE
+from .telegraaf import TelegraafIE
 from .telemb import TeleMBIE
 from .teletask import TeleTaskIE
 from .tenplay import TenPlayIE
diff --git a/youtube_dl/extractor/breakcom.py b/youtube_dl/extractor/breakcom.py
index 809287d14..aa08051b1 100644
--- a/youtube_dl/extractor/breakcom.py
+++ b/youtube_dl/extractor/breakcom.py
@@ -18,6 +18,7 @@ class BreakIE(InfoExtractor):
             'id': '2468056',
             'ext': 'mp4',
             'title': 'When Girls Act Like D-Bags',
+            'age_limit': 13,
         }
     }, {
         'url': 'http://www.break.com/video/ugc/baby-flex-2773063',
diff --git a/youtube_dl/extractor/clipfish.py b/youtube_dl/extractor/clipfish.py
index a5c3cb7c6..7af903571 100644
--- a/youtube_dl/extractor/clipfish.py
+++ b/youtube_dl/extractor/clipfish.py
@@ -1,53 +1,68 @@
 from __future__ import unicode_literals
 
 import re
-import time
-import xml.etree.ElementTree
 
 from .common import InfoExtractor
 from ..utils import (
-    ExtractorError,
-    parse_duration,
+    determine_ext,
+    int_or_none,
+    js_to_json,
+    parse_iso8601,
+    remove_end,
 )
 
 
 class ClipfishIE(InfoExtractor):
-    IE_NAME = 'clipfish'
-
-    _VALID_URL = r'^https?://(?:www\.)?clipfish\.de/.*?/video/(?P<id>[0-9]+)/'
+    _VALID_URL = r'https?://(?:www\.)?clipfish\.de/(?:[^/]+/)+video/(?P<id>[0-9]+)'
     _TEST = {
         'url': 'http://www.clipfish.de/special/game-trailer/video/3966754/fifa-14-e3-2013-trailer/',
-        'md5': '2521cd644e862936cf2e698206e47385',
+        'md5': '79bc922f3e8a9097b3d68a93780fd475',
         'info_dict': {
             'id': '3966754',
             'ext': 'mp4',
             'title': 'FIFA 14 - E3 2013 Trailer',
+            'timestamp': 1370938118,
+            'upload_date': '20130611',
             'duration': 82,
-        },
-        'skip': 'Blocked in the US'
+        }
     }
 
     def _real_extract(self, url):
-        mobj = re.match(self._VALID_URL, url)
-        video_id = mobj.group(1)
+        video_id = self._match_id(url)
 
-        info_url = ('http://www.clipfish.de/devxml/videoinfo/%s?ts=%d' %
-                    (video_id, int(time.time())))
-        doc = self._download_xml(
-            info_url, video_id, note='Downloading info page')
-        title = doc.find('title').text
-        video_url = doc.find('filename').text
-        if video_url is None:
-            xml_bytes = xml.etree.ElementTree.tostring(doc)
-            raise ExtractorError('Cannot find video URL in document %r' %
-                                 xml_bytes)
-        thumbnail = doc.find('imageurl').text
-        duration = parse_duration(doc.find('duration').text)
+        webpage = self._download_webpage(url, video_id)
+
+        video_info = self._parse_json(
+            js_to_json(self._html_search_regex(
+                '(?s)videoObject\s*=\s*({.+?});', webpage, 'video object')),
+            video_id)
+
+        formats = []
+        for video_url in re.findall(r'var\s+videourl\s*=\s*"([^"]+)"', webpage):
+            ext = determine_ext(video_url)
+            if ext == 'm3u8':
+                formats.append({
+                    'url': video_url.replace('de.hls.fra.clipfish.de', 'hls.fra.clipfish.de'),
+                    'ext': 'mp4',
+                    'format_id': 'hls',
+                })
+            else:
+                formats.append({
+                    'url': video_url,
+                    'format_id': ext,
+                })
+        self._sort_formats(formats)
+
+        title = remove_end(self._og_search_title(webpage), ' - Video')
+        thumbnail = self._og_search_thumbnail(webpage)
+        duration = int_or_none(video_info.get('length'))
+        timestamp = parse_iso8601(self._html_search_meta('uploadDate', webpage, 'upload date'))
 
         return {
             'id': video_id,
             'title': title,
-            'url': video_url,
+            'formats': formats,
             'thumbnail': thumbnail,
             'duration': duration,
+            'timestamp': timestamp,
         }
diff --git a/youtube_dl/extractor/common.py b/youtube_dl/extractor/common.py
index dc5080504..5982055be 100644
--- a/youtube_dl/extractor/common.py
+++ b/youtube_dl/extractor/common.py
@@ -18,6 +18,7 @@ from ..compat import (
     compat_HTTPError,
     compat_http_client,
     compat_urllib_error,
+    compat_urllib_parse,
     compat_urllib_parse_urlparse,
     compat_urllib_request,
     compat_urlparse,
@@ -37,6 +38,9 @@ from ..utils import (
     RegexNotFoundError,
     sanitize_filename,
     unescapeHTML,
+    url_basename,
+    xpath_text,
+    xpath_with_ns,
 )
 
 
@@ -200,8 +204,8 @@ class InfoExtractor(object):
     There must be a key "entries", which is a list, an iterable, or a PagedList
     object, each element of which is a valid dictionary by this specification.
 
-    Additionally, playlists can have "title" and "id" attributes with the same
-    semantics as videos (see above).
+    Additionally, playlists can have "title", "description" and "id" attributes
+    with the same semantics as videos (see above).
 
 
     _type "multi_video" indicates that there are multiple videos that
@@ -636,7 +640,7 @@ class InfoExtractor(object):
     @staticmethod
     def _meta_regex(prop):
         return r'''(?isx)<meta
-                    (?=[^>]+(?:itemprop|name|property)=(["\']?)%s\1)
+                    (?=[^>]+(?:itemprop|name|property|id)=(["\']?)%s\1)
                     [^>]+?content=(["\'])(?P<content>.*?)\2''' % re.escape(prop)
 
     def _og_search_property(self, prop, html, name=None, **kargs):
@@ -978,69 +982,210 @@ class InfoExtractor(object):
         self._sort_formats(formats)
         return formats
 
-    # TODO: improve extraction
-    def _extract_smil_formats(self, smil_url, video_id, fatal=True):
-        smil = self._download_xml(
-            smil_url, video_id, 'Downloading SMIL file',
-            'Unable to download SMIL file', fatal=fatal)
+    @staticmethod
+    def _xpath_ns(path, namespace=None):
+        if not namespace:
+            return path
+        out = []
+        for c in path.split('/'):
+            if not c or c == '.':
+                out.append(c)
+            else:
+                out.append('{%s}%s' % (namespace, c))
+        return '/'.join(out)
+
+    def _extract_smil_formats(self, smil_url, video_id, fatal=True, f4m_params=None):
+        smil = self._download_smil(smil_url, video_id, fatal=fatal)
+
         if smil is False:
             assert not fatal
             return []
 
-        base = smil.find('./head/meta').get('base')
+        namespace = self._parse_smil_namespace(smil)
+
+        return self._parse_smil_formats(
+            smil, smil_url, video_id, namespace=namespace, f4m_params=f4m_params)
+
+    def _extract_smil_info(self, smil_url, video_id, fatal=True, f4m_params=None):
+        smil = self._download_smil(smil_url, video_id, fatal=fatal)
+        if smil is False:
+            return {}
+        return self._parse_smil(smil, smil_url, video_id, f4m_params=f4m_params)
+
+    def _download_smil(self, smil_url, video_id, fatal=True):
+        return self._download_xml(
+            smil_url, video_id, 'Downloading SMIL file',
+            'Unable to download SMIL file', fatal=fatal)
+
+    def _parse_smil(self, smil, smil_url, video_id, f4m_params=None):
+        namespace = self._parse_smil_namespace(smil)
+
+        formats = self._parse_smil_formats(
+            smil, smil_url, video_id, namespace=namespace, f4m_params=f4m_params)
+        subtitles = self._parse_smil_subtitles(smil, namespace=namespace)
+
+        video_id = os.path.splitext(url_basename(smil_url))[0]
+        title = None
+        description = None
+        for meta in smil.findall(self._xpath_ns('./head/meta', namespace)):
+            name = meta.attrib.get('name')
+            content = meta.attrib.get('content')
+            if not name or not content:
+                continue
+            if not title and name == 'title':
+                title = content
+            elif not description and name in ('description', 'abstract'):
+                description = content
+
+        return {
+            'id': video_id,
+            'title': title or video_id,
+            'description': description,
+            'formats': formats,
+            'subtitles': subtitles,
+        }
+
+    def _parse_smil_namespace(self, smil):
+        return self._search_regex(
+            r'(?i)^{([^}]+)?}smil$', smil.tag, 'namespace', default=None)
+
+    def _parse_smil_formats(self, smil, smil_url, video_id, namespace=None, f4m_params=None):
+        base = smil_url
+        for meta in smil.findall(self._xpath_ns('./head/meta', namespace)):
+            b = meta.get('base') or meta.get('httpBase')
+            if b:
+                base = b
+                break
 
         formats = []
         rtmp_count = 0
-        if smil.findall('./body/seq/video'):
-            video = smil.findall('./body/seq/video')[0]
-            fmts, rtmp_count = self._parse_smil_video(video, video_id, base, rtmp_count)
-            formats.extend(fmts)
-        else:
-            for video in smil.findall('./body/switch/video'):
-                fmts, rtmp_count = self._parse_smil_video(video, video_id, base, rtmp_count)
-                formats.extend(fmts)
+        http_count = 0
+
+        videos = smil.findall(self._xpath_ns('.//video', namespace))
+        for video in videos:
+            src = video.get('src')
+            if not src:
+                continue
+
+            bitrate = int_or_none(video.get('system-bitrate') or video.get('systemBitrate'), 1000)
+            filesize = int_or_none(video.get('size') or video.get('fileSize'))
+            width = int_or_none(video.get('width'))
+            height = int_or_none(video.get('height'))
+            proto = video.get('proto')
+            ext = video.get('ext')
+            src_ext = determine_ext(src)
+            streamer = video.get('streamer') or base
+
+            if proto == 'rtmp' or streamer.startswith('rtmp'):
+                rtmp_count += 1
+                formats.append({
+                    'url': streamer,
+                    'play_path': src,
+                    'ext': 'flv',
+                    'format_id': 'rtmp-%d' % (rtmp_count if bitrate is None else bitrate),
+                    'tbr': bitrate,
+                    'filesize': filesize,
+                    'width': width,
+                    'height': height,
+                })
+                continue
+
+            src_url = src if src.startswith('http') else compat_urlparse.urljoin(base, src)
+
+            if proto == 'm3u8' or src_ext == 'm3u8':
+                formats.extend(self._extract_m3u8_formats(
+                    src_url, video_id, ext or 'mp4', m3u8_id='hls'))
+                continue
+
+            if src_ext == 'f4m':
+                f4m_url = src_url
+                if not f4m_params:
+                    f4m_params = {
+                        'hdcore': '3.2.0',
+                        'plugin': 'flowplayer-3.2.0.1',
+                    }
+                f4m_url += '&' if '?' in f4m_url else '?'
+                f4m_url += compat_urllib_parse.urlencode(f4m_params)
+                formats.extend(self._extract_f4m_formats(f4m_url, video_id, f4m_id='hds'))
+                continue
+
+            if src_url.startswith('http'):
+                http_count += 1
+                formats.append({
+                    'url': src_url,
+                    'ext': ext or src_ext or 'flv',
+                    'format_id': 'http-%d' % (bitrate or http_count),
+                    'tbr': bitrate,
+                    'filesize': filesize,
+                    'width': width,
+                    'height': height,
+                })
+                continue
 
         self._sort_formats(formats)
 
         return formats
 
-    def _parse_smil_video(self, video, video_id, base, rtmp_count):
-        src = video.get('src')
-        if not src:
-            return [], rtmp_count
-        bitrate = int_or_none(video.get('system-bitrate') or video.get('systemBitrate'), 1000)
-        width = int_or_none(video.get('width'))
-        height = int_or_none(video.get('height'))
-        proto = video.get('proto')
-        if not proto:
-            if base:
-                if base.startswith('rtmp'):
-                    proto = 'rtmp'
-                elif base.startswith('http'):
-                    proto = 'http'
-        ext = video.get('ext')
-        if proto == 'm3u8':
-            return self._extract_m3u8_formats(src, video_id, ext), rtmp_count
-        elif proto == 'rtmp':
-            rtmp_count += 1
-            streamer = video.get('streamer') or base
-            return ([{
-                'url': streamer,
-                'play_path': src,
-                'ext': 'flv',
-                'format_id': 'rtmp-%d' % (rtmp_count if bitrate is None else bitrate),
-                'tbr': bitrate,
-                'width': width,
-                'height': height,
-            }], rtmp_count)
-        elif proto.startswith('http'):
-            return ([{
-                'url': base + src,
-                'ext': ext or 'flv',
-                'tbr': bitrate,
-                'width': width,
-                'height': height,
-            }], rtmp_count)
+    def _parse_smil_subtitles(self, smil, namespace=None):
+        subtitles = {}
+        for num, textstream in enumerate(smil.findall(self._xpath_ns('.//textstream', namespace))):
+            src = textstream.get('src')
+            if not src:
+                continue
+            ext = textstream.get('ext') or determine_ext(src)
+            if not ext:
+                type_ = textstream.get('type')
+                if type_ == 'text/srt':
+                    ext = 'srt'
+            lang = textstream.get('systemLanguage') or textstream.get('systemLanguageName')
+            subtitles.setdefault(lang, []).append({
+                'url': src,
+                'ext': ext,
+            })
+        return subtitles
+
+    def _extract_xspf_playlist(self, playlist_url, playlist_id, fatal=True):
+        xspf = self._download_xml(
+            playlist_url, playlist_id, 'Downloading xpsf playlist',
+            'Unable to download xspf manifest', fatal=fatal)
+        if xspf is False:
+            return []
+        return self._parse_xspf(xspf, playlist_id)
+
+    def _parse_xspf(self, playlist, playlist_id):
+        NS_MAP = {
+            'xspf': 'http://xspf.org/ns/0/',
+            's1': 'http://static.streamone.nl/player/ns/0',
+        }
+
+        entries = []
+        for track in playlist.findall(xpath_with_ns('./xspf:trackList/xspf:track', NS_MAP)):
+            title = xpath_text(
+                track, xpath_with_ns('./xspf:title', NS_MAP), 'title', default=playlist_id)
+            description = xpath_text(
+                track, xpath_with_ns('./xspf:annotation', NS_MAP), 'description')
+            thumbnail = xpath_text(
+                track, xpath_with_ns('./xspf:image', NS_MAP), 'thumbnail')
+            duration = float_or_none(
+                xpath_text(track, xpath_with_ns('./xspf:duration', NS_MAP), 'duration'), 1000)
+
+            formats = [{
+                'url': location.text,
+                'format_id': location.get(xpath_with_ns('s1:label', NS_MAP)),
+                'width': int_or_none(location.get(xpath_with_ns('s1:width', NS_MAP))),
+                'height': int_or_none(location.get(xpath_with_ns('s1:height', NS_MAP))),
+            } for location in track.findall(xpath_with_ns('./xspf:location', NS_MAP))]
+            self._sort_formats(formats)
+
+            entries.append({
+                'id': playlist_id,
+                'title': title,
+                'description': description,
+                'thumbnail': thumbnail,
+                'duration': duration,
+                'formats': formats,
+            })
+        return entries
 
     def _live_title(self, name):
         """ Generate the title for a live video """
diff --git a/youtube_dl/extractor/dcn.py b/youtube_dl/extractor/dcn.py
new file mode 100644
index 000000000..82261e25c
--- /dev/null
+++ b/youtube_dl/extractor/dcn.py
@@ -0,0 +1,84 @@
+# coding: utf-8
+from __future__ import unicode_literals
+
+from .common import InfoExtractor
+from ..compat import (
+    compat_urllib_parse,
+    compat_urllib_request,
+)
+from ..utils import (
+    int_or_none,
+    parse_iso8601,
+)
+
+
+class DCNIE(InfoExtractor):
+    _VALID_URL = r'https?://(?:www\.)?dcndigital\.ae/(?:#/)?(?:video/.+|show/\d+/.+?)/(?P<id>\d+)'
+    _TEST = {
+        'url': 'http://www.dcndigital.ae/#/show/199074/%D8%B1%D8%AD%D9%84%D8%A9-%D8%A7%D9%84%D8%B9%D9%85%D8%B1-%D8%A7%D9%84%D8%AD%D9%84%D9%82%D8%A9-1/17375/6887',
+        'info_dict':
+        {
+            'id': '17375',
+            'ext': 'mp4',
+            'title': 'رحلة العمر : الحلقة 1',
+            'description': 'md5:0156e935d870acb8ef0a66d24070c6d6',
+            'thumbnail': 're:^https?://.*\.jpg$',
+            'duration': 2041,
+            'timestamp': 1227504126,
+            'upload_date': '20081124',
+        },
+        'params': {
+            # m3u8 download
+            'skip_download': True,
+        },
+    }
+
+    def _real_extract(self, url):
+        video_id = self._match_id(url)
+
+        request = compat_urllib_request.Request(
+            'http://admin.mangomolo.com/analytics/index.php/plus/video?id=%s' % video_id,
+            headers={'Origin': 'http://www.dcndigital.ae'})
+
+        video = self._download_json(request, video_id)
+        title = video.get('title_en') or video['title_ar']
+
+        webpage = self._download_webpage(
+            'http://admin.mangomolo.com/analytics/index.php/customers/embed/video?'
+            + compat_urllib_parse.urlencode({
+                'id': video['id'],
+                'user_id': video['user_id'],
+                'signature': video['signature'],
+                'countries': 'Q0M=',
+                'filter': 'DENY',
+            }), video_id)
+
+        m3u8_url = self._html_search_regex(r'file:\s*"([^"]+)', webpage, 'm3u8 url')
+        formats = self._extract_m3u8_formats(
+            m3u8_url, video_id, 'mp4', entry_protocol='m3u8_native', m3u8_id='hls')
+
+        rtsp_url = self._search_regex(
+            r'<a[^>]+href="(rtsp://[^"]+)"', webpage, 'rtsp url', fatal=False)
+        if rtsp_url:
+            formats.append({
+                'url': rtsp_url,
+                'format_id': 'rtsp',
+            })
+
+        self._sort_formats(formats)
+
+        img = video.get('img')
+        thumbnail = 'http://admin.mangomolo.com/analytics/%s' % img if img else None
+        duration = int_or_none(video.get('duration'))
+        description = video.get('description_en') or video.get('description_ar')
+        timestamp = parse_iso8601(video.get('create_time') or video.get('update_time'), ' ')
+
+        return {
+            'id': video_id,
+            'title': title,
+            'description': description,
+            'thumbnail': thumbnail,
+            'duration': duration,
+            'timestamp': timestamp,
+            'formats': formats,
+        }
diff --git a/youtube_dl/extractor/dhm.py b/youtube_dl/extractor/dhm.py
index 3ed1f1663..127eb0439 100644
--- a/youtube_dl/extractor/dhm.py
+++ b/youtube_dl/extractor/dhm.py
@@ -34,24 +34,14 @@ class DHMIE(InfoExtractor):
     }]
 
     def _real_extract(self, url):
-        video_id = self._match_id(url)
+        playlist_id = self._match_id(url)
 
-        webpage = self._download_webpage(url, video_id)
+        webpage = self._download_webpage(url, playlist_id)
 
         playlist_url = self._search_regex(
             r"file\s*:\s*'([^']+)'", webpage, 'playlist url')
 
-        playlist = self._download_xml(playlist_url, video_id)
-
-        track = playlist.find(
-            './{http://xspf.org/ns/0/}trackList/{http://xspf.org/ns/0/}track')
-
-        video_url = xpath_text(
-            track, './{http://xspf.org/ns/0/}location',
-            'video url', fatal=True)
-        thumbnail = xpath_text(
-            track, './{http://xspf.org/ns/0/}image',
-            'thumbnail')
+        entries = self._extract_xspf_playlist(playlist_url, playlist_id)
 
         title = self._search_regex(
             [r'dc:title="([^"]+)"', r'<title> &raquo;([^<]+)</title>'],
@@ -63,11 +53,10 @@ class DHMIE(InfoExtractor):
             r'<em>Length\s*</em>\s*:\s*</strong>([^<]+)',
             webpage, 'duration', default=None))
 
-        return {
-            'id': video_id,
-            'url': video_url,
+        entries[0].update({
             'title': title,
             'description': description,
             'duration': duration,
-            'thumbnail': thumbnail,
-        }
+        })
+
+        return self.playlist_result(entries, playlist_id)
diff --git a/youtube_dl/extractor/fc2.py b/youtube_dl/extractor/fc2.py
index 1ccc1a964..e4f7195a8 100644
--- a/youtube_dl/extractor/fc2.py
+++ b/youtube_dl/extractor/fc2.py
@@ -86,7 +86,7 @@ class FC2IE(InfoExtractor):
 
         info_url = (
             "http://video.fc2.com/ginfo.php?mimi={1:s}&href={2:s}&v={0:s}&fversion=WIN%2011%2C6%2C602%2C180&from=2&otag=0&upid={0:s}&tk=null&".
-            format(video_id, mimi, compat_urllib_request.quote(refer, safe='').replace('.', '%2E')))
+            format(video_id, mimi, compat_urllib_request.quote(refer, safe=b'').replace('.', '%2E')))
 
         info_webpage = self._download_webpage(
             info_url, video_id, note='Downloading info page')
diff --git a/youtube_dl/extractor/fourtube.py b/youtube_dl/extractor/fourtube.py
index b2284ab01..3bb4f6239 100644
--- a/youtube_dl/extractor/fourtube.py
+++ b/youtube_dl/extractor/fourtube.py
@@ -32,6 +32,7 @@ class FourTubeIE(InfoExtractor):
             'view_count': int,
             'like_count': int,
             'categories': list,
+            'age_limit': 18,
         }
     }
 
diff --git a/youtube_dl/extractor/generic.py b/youtube_dl/extractor/generic.py
index 6df89f814..376feecae 100644
--- a/youtube_dl/extractor/generic.py
+++ b/youtube_dl/extractor/generic.py
@@ -130,6 +130,89 @@ class GenericIE(InfoExtractor):
                 'title': 'pdv_maddow_netcast_m4v-02-27-2015-201624',
             }
         },
+        # SMIL from http://videolectures.net/promogram_igor_mekjavic_eng
+        {
+            'url': 'http://videolectures.net/promogram_igor_mekjavic_eng/video/1/smil.xml',
+            'info_dict': {
+                'id': 'smil',
+                'ext': 'mp4',
+                'title': 'Automatics, robotics and biocybernetics',
+                'description': 'md5:815fc1deb6b3a2bff99de2d5325be482',
+                'formats': 'mincount:16',
+                'subtitles': 'mincount:1',
+            },
+            'params': {
+                'force_generic_extractor': True,
+                'skip_download': True,
+            },
+        },
+        # SMIL from http://www1.wdr.de/mediathek/video/livestream/index.html
+        {
+            'url': 'http://metafilegenerator.de/WDR/WDR_FS/hds/hds.smil',
+            'info_dict': {
+                'id': 'hds',
+                'ext': 'flv',
+                'title': 'hds',
+                'formats': 'mincount:1',
+            },
+            'params': {
+                'skip_download': True,
+            },
+        },
+        # SMIL from https://www.restudy.dk/video/play/id/1637
+        {
+            'url': 'https://www.restudy.dk/awsmedia/SmilDirectory/video_1637.xml',
+            'info_dict': {
+                'id': 'video_1637',
+                'ext': 'flv',
+                'title': 'video_1637',
+                'formats': 'mincount:3',
+            },
+            'params': {
+                'skip_download': True,
+            },
+        },
+        # SMIL from http://adventure.howstuffworks.com/5266-cool-jobs-iditarod-musher-video.htm
+        {
+            'url': 'http://services.media.howstuffworks.com/videos/450221/smil-service.smil',
+            'info_dict': {
+                'id': 'smil-service',
+                'ext': 'flv',
+                'title': 'smil-service',
+                'formats': 'mincount:1',
+            },
+            'params': {
+                'skip_download': True,
+            },
+        },
+        # SMIL from http://new.livestream.com/CoheedandCambria/WebsterHall/videos/4719370
+        {
+            'url': 'http://api.new.livestream.com/accounts/1570303/events/1585861/videos/4719370.smil',
+            'info_dict': {
+                'id': '4719370',
+                'ext': 'mp4',
+                'title': '571de1fd-47bc-48db-abf9-238872a58d1f',
+                'formats': 'mincount:3',
+            },
+            'params': {
+                'skip_download': True,
+            },
+        },
+        # XSPF playlist from http://www.telegraaf.nl/tv/nieuws/binnenland/24353229/__Tikibad_ontruimd_wegens_brand__.html
+        {
+            'url': 'http://www.telegraaf.nl/xml/playlist/2015/8/7/mZlp2ctYIUEB.xspf',
+            'info_dict': {
+                'id': 'mZlp2ctYIUEB',
+                'ext': 'mp4',
+                'title': 'Tikibad ontruimd wegens brand',
+                'description': 'md5:05ca046ff47b931f9b04855015e163a4',
+                'thumbnail': 're:^https?://.*\.jpg$',
+                'duration': 33,
+            },
+            'params': {
+                'skip_download': True,
+            },
+        },
         # google redirect
         {
             'url': 'http://www.google.com/url?sa=t&rct=j&q=&esrc=s&source=web&cd=1&cad=rja&ved=0CCUQtwIwAA&url=http%3A%2F%2Fwww.youtube.com%2Fwatch%3Fv%3DcmQHVoWB5FY&ei=F-sNU-LLCaXk4QT52ICQBQ&usg=AFQjCNEw4hL29zgOohLXvpJ-Bdh2bils1Q&bvm=bv.61965928,d.bGE',
@@ -236,6 +319,19 @@ class GenericIE(InfoExtractor):
             },
             'add_ie': ['Ooyala'],
         },
+        {
+            # ooyala video embedded with http://player.ooyala.com/iframe.js
+            'url': 'http://www.macrumors.com/2015/07/24/steve-jobs-the-man-in-the-machine-first-trailer/',
+            'info_dict': {
+                'id': 'p0MGJndjoG5SOKqO_hZJuZFPB-Tr5VgB',
+                'ext': 'mp4',
+                'title': '"Steve Jobs: Man in the Machine" trailer',
+                'description': 'The first trailer for the Alex Gibney documentary "Steve Jobs: Man in the Machine."',
+            },
+            'params': {
+                'skip_download': True,
+            },
+        },
         # multiple ooyala embeds on SBN network websites
         {
             'url': 'http://www.sbnation.com/college-football-recruiting/2015/2/3/7970291/national-signing-day-rationalizations-itll-be-ok-itll-be-ok',
@@ -1110,11 +1206,15 @@ class GenericIE(InfoExtractor):
 
         self.report_extraction(video_id)
 
-        # Is it an RSS feed?
+        # Is it an RSS feed, a SMIL file or a XSPF playlist?
         try:
             doc = parse_xml(webpage)
             if doc.tag == 'rss':
                 return self._extract_rss(url, video_id, doc)
+            elif re.match(r'^(?:{[^}]+})?smil$', doc.tag):
+                return self._parse_smil(doc, url, video_id)
+            elif doc.tag == '{http://xspf.org/ns/0/}playlist':
+                return self.playlist_result(self._parse_xspf(doc, video_id), video_id)
         except compat_xml_parse_error:
             pass
 
@@ -1320,7 +1420,7 @@ class GenericIE(InfoExtractor):
             return self.url_result(mobj.group('url'))
 
         # Look for Ooyala videos
-        mobj = (re.search(r'player\.ooyala\.com/[^"?]+\?[^"]*?(?:embedCode|ec)=(?P<ec>[^"&]+)', webpage) or
+        mobj = (re.search(r'player\.ooyala\.com/[^"?]+[?#][^"]*?(?:embedCode|ec)=(?P<ec>[^"&]+)', webpage) or
                 re.search(r'OO\.Player\.create\([\'"].*?[\'"],\s*[\'"](?P<ec>.{32})[\'"]', webpage) or
                 re.search(r'SBN\.VideoLinkset\.ooyala\([\'"](?P<ec>.{32})[\'"]\)', webpage) or
                 re.search(r'data-ooyala-video-id\s*=\s*[\'"](?P<ec>.{32})[\'"]', webpage))
@@ -1716,7 +1816,8 @@ class GenericIE(InfoExtractor):
             # here's a fun little line of code for you:
             video_id = os.path.splitext(video_id)[0]
 
-            if determine_ext(video_url) == 'smil':
+            ext = determine_ext(video_url)
+            if ext == 'smil':
                 entries.append({
                     'id': video_id,
                     'formats': self._extract_smil_formats(video_url, video_id),
@@ -1724,6 +1825,8 @@ class GenericIE(InfoExtractor):
                     'title': video_title,
                     'age_limit': age_limit,
                 })
+            elif ext == 'xspf':
+                return self.playlist_result(self._extract_xspf_playlist(video_url, video_id), video_id)
             else:
                 entries.append({
                     'id': video_id,
diff --git a/youtube_dl/extractor/iqiyi.py b/youtube_dl/extractor/iqiyi.py
index afb7f4e61..dfc6d58a0 100644
--- a/youtube_dl/extractor/iqiyi.py
+++ b/youtube_dl/extractor/iqiyi.py
@@ -201,7 +201,7 @@ class IqiyiIE(InfoExtractor):
         return raw_data
 
     def get_enc_key(self, swf_url, video_id):
-        enc_key = '8e29ab5666d041c3a1ea76e06dabdffb'
+        enc_key = '3601ba290e4f4662848c710e2122007e'	# last update at 2015-08-10 for Zombie
         return enc_key
 
     def _real_extract(self, url):
diff --git a/youtube_dl/extractor/nowtv.py b/youtube_dl/extractor/nowtv.py
index ad938fb62..66c627bec 100644
--- a/youtube_dl/extractor/nowtv.py
+++ b/youtube_dl/extractor/nowtv.py
@@ -14,7 +14,7 @@ from ..utils import (
 
 
 class NowTVIE(InfoExtractor):
-    _VALID_URL = r'https?://(?:www\.)?nowtv\.de/(?:rtl|rtl2|rtlnitro|superrtl|ntv|vox)/(?P<id>.+?)/(?:player|preview)'
+    _VALID_URL = r'https?://(?:www\.)?nowtv\.(?:de|at|ch)/(?:rtl|rtl2|rtlnitro|superrtl|ntv|vox)/(?P<id>.+?)/(?:player|preview)'
 
     _TESTS = [{
         # rtl
@@ -127,6 +127,9 @@ class NowTVIE(InfoExtractor):
     }, {
         'url': 'http://www.nowtv.de/rtl/bauer-sucht-frau/die-neuen-bauern-und-eine-hochzeit/preview',
         'only_matching': True,
+    }, {
+        'url': 'http://www.nowtv.at/rtl/bauer-sucht-frau/die-neuen-bauern-und-eine-hochzeit/preview?return=/rtl/bauer-sucht-frau/die-neuen-bauern-und-eine-hochzeit',
+        'only_matching': True,
     }]
 
     def _real_extract(self, url):
diff --git a/youtube_dl/extractor/npo.py b/youtube_dl/extractor/npo.py
index 0c2d02c10..eb12fb810 100644
--- a/youtube_dl/extractor/npo.py
+++ b/youtube_dl/extractor/npo.py
@@ -407,6 +407,7 @@ class NPORadioFragmentIE(InfoExtractor):
 
 
 class VPROIE(NPOIE):
+    IE_NAME = 'vpro'
     _VALID_URL = r'https?://(?:www\.)?(?:tegenlicht\.)?vpro\.nl/(?:[^/]+/){2,}(?P<id>[^/]+)\.html'
 
     _TESTS = [
diff --git a/youtube_dl/extractor/odnoklassniki.py b/youtube_dl/extractor/odnoklassniki.py
index 215ffe87b..003d27de7 100644
--- a/youtube_dl/extractor/odnoklassniki.py
+++ b/youtube_dl/extractor/odnoklassniki.py
@@ -16,15 +16,17 @@ class OdnoklassnikiIE(InfoExtractor):
     _TESTS = [{
         # metadata in JSON
         'url': 'http://ok.ru/video/20079905452',
-        'md5': '8e24ad2da6f387948e7a7d44eb8668fe',
+        'md5': '6ba728d85d60aa2e6dd37c9e70fdc6bc',
         'info_dict': {
             'id': '20079905452',
             'ext': 'mp4',
             'title': 'Культура меняет нас (прекрасный ролик!))',
             'duration': 100,
+            'upload_date': '20141207',
             'uploader_id': '330537914540',
             'uploader': 'Виталий Добровольский',
             'like_count': int,
+            'age_limit': 0,
         },
     }, {
         # metadataUrl
@@ -35,9 +37,11 @@ class OdnoklassnikiIE(InfoExtractor):
             'ext': 'mp4',
             'title': 'Девушка без комплексов ...',
             'duration': 191,
+            'upload_date': '20150518',
             'uploader_id': '534380003155',
-            'uploader': 'Андрей Мещанинов',
+            'uploader': '☭ Андрей Мещанинов ☭',
             'like_count': int,
+            'age_limit': 0,
         },
     }, {
         'url': 'http://ok.ru/web-api/video/moviePlayer/20079905452',
diff --git a/youtube_dl/extractor/pbs.py b/youtube_dl/extractor/pbs.py
index a53479aad..683c81de3 100644
--- a/youtube_dl/extractor/pbs.py
+++ b/youtube_dl/extractor/pbs.py
@@ -92,6 +92,7 @@ class PBSIE(InfoExtractor):
                 'duration': 3172,
                 'thumbnail': 're:^https?://.*\.jpg$',
                 'upload_date': '20140122',
+                'age_limit': 10,
             },
             'params': {
                 'skip_download': True,  # requires ffmpeg
diff --git a/youtube_dl/extractor/periscope.py b/youtube_dl/extractor/periscope.py
new file mode 100644
index 000000000..8ad936758
--- /dev/null
+++ b/youtube_dl/extractor/periscope.py
@@ -0,0 +1,99 @@
+# coding: utf-8
+from __future__ import unicode_literals
+
+from .common import InfoExtractor
+from ..compat import (
+    compat_urllib_parse,
+    compat_urllib_request,
+)
+from ..utils import parse_iso8601
+
+
+class PeriscopeIE(InfoExtractor):
+    IE_DESC = 'Periscope'
+    _VALID_URL = r'https?://(?:www\.)?periscope\.tv/w/(?P<id>[^/?#]+)'
+    _TEST = {
+        'url': 'https://www.periscope.tv/w/aJUQnjY3MjA3ODF8NTYxMDIyMDl2zCg2pECBgwTqRpQuQD352EMPTKQjT4uqlM3cgWFA-g==',
+        'md5': '65b57957972e503fcbbaeed8f4fa04ca',
+        'info_dict': {
+            'id': '56102209',
+            'ext': 'mp4',
+            'title': 'Bec Boop - 🚠✈️🇬🇧 Fly above #London in Emirates Air Line cable car at night 🇬🇧✈️🚠 #BoopScope 🎀💗',
+            'timestamp': 1438978559,
+            'upload_date': '20150807',
+            'uploader': 'Bec Boop',
+            'uploader_id': '1465763',
+        },
+        'skip': 'Expires in 24 hours',
+    }
+
+    def _call_api(self, method, token):
+        return self._download_json(
+            'https://api.periscope.tv/api/v2/%s?token=%s' % (method, token), token)
+
+    def _real_extract(self, url):
+        token = self._match_id(url)
+
+        broadcast_data = self._call_api('getBroadcastPublic', token)
+        broadcast = broadcast_data['broadcast']
+        status = broadcast['status']
+
+        uploader = broadcast.get('user_display_name') or broadcast_data.get('user', {}).get('display_name')
+        uploader_id = broadcast.get('user_id') or broadcast_data.get('user', {}).get('id')
+
+        title = '%s - %s' % (uploader, status) if uploader else status
+        state = broadcast.get('state').lower()
+        if state == 'running':
+            title = self._live_title(title)
+        timestamp = parse_iso8601(broadcast.get('created_at'))
+
+        thumbnails = [{
+            'url': broadcast[image],
+        } for image in ('image_url', 'image_url_small') if broadcast.get(image)]
+
+        stream = self._call_api('getAccessPublic', token)
+
+        formats = []
+        for format_id in ('replay', 'rtmp', 'hls', 'https_hls'):
+            video_url = stream.get(format_id + '_url')
+            if not video_url:
+                continue
+            f = {
+                'url': video_url,
+                'ext': 'flv' if format_id == 'rtmp' else 'mp4',
+            }
+            if format_id != 'rtmp':
+                f['protocol'] = 'm3u8_native' if state == 'ended' else 'm3u8'
+            formats.append(f)
+        self._sort_formats(formats)
+
+        return {
+            'id': broadcast.get('id') or token,
+            'title': title,
+            'timestamp': timestamp,
+            'uploader': uploader,
+            'uploader_id': uploader_id,
+            'thumbnails': thumbnails,
+            'formats': formats,
+        }
+
+
+class QuickscopeIE(InfoExtractor):
+    IE_DESC = 'Quick Scope'
+    _VALID_URL = r'https?://watchonperiscope\.com/broadcast/(?P<id>\d+)'
+    _TEST = {
+        'url': 'https://watchonperiscope.com/broadcast/56180087',
+        'only_matching': True,
+    }
+
+    def _real_extract(self, url):
+        broadcast_id = self._match_id(url)
+        request = compat_urllib_request.Request(
+            'https://watchonperiscope.com/api/accessChannel', compat_urllib_parse.urlencode({
+                'broadcast_id': broadcast_id,
+                'entry_ticket': '',
+                'from_push': 'false',
+                'uses_sessions': 'true',
+            }).encode('utf-8'))
+        return self.url_result(
+            self._download_json(request, broadcast_id)['share_url'], 'Periscope')
diff --git a/youtube_dl/extractor/porn91.py b/youtube_dl/extractor/porn91.py
index 72d1b2718..3e15533e9 100644
--- a/youtube_dl/extractor/porn91.py
+++ b/youtube_dl/extractor/porn91.py
@@ -22,6 +22,7 @@ class Porn91IE(InfoExtractor):
             'title': '18岁大一漂亮学妹，水嫩性感，再爽一次！',
             'ext': 'mp4',
             'duration': 431,
+            'age_limit': 18,
         }
     }
 
@@ -68,4 +69,5 @@ class Porn91IE(InfoExtractor):
             'url': video_url,
             'duration': duration,
             'comment_count': comment_count,
+            'age_limit': self._rta_search(webpage),
         }
diff --git a/youtube_dl/extractor/rutube.py b/youtube_dl/extractor/rutube.py
index 5b1c3577a..d94dc7399 100644
--- a/youtube_dl/extractor/rutube.py
+++ b/youtube_dl/extractor/rutube.py
@@ -30,6 +30,7 @@ class RutubeIE(InfoExtractor):
             'uploader': 'NTDRussian',
             'uploader_id': '29790',
             'upload_date': '20131016',
+            'age_limit': 0,
         },
         'params': {
             # It requires ffmpeg (m3u8 download)
diff --git a/youtube_dl/extractor/sexykarma.py b/youtube_dl/extractor/sexykarma.py
index 6446d26dc..e33483674 100644
--- a/youtube_dl/extractor/sexykarma.py
+++ b/youtube_dl/extractor/sexykarma.py
@@ -29,6 +29,7 @@ class SexyKarmaIE(InfoExtractor):
             'view_count': int,
             'comment_count': int,
             'categories': list,
+            'age_limit': 18,
         }
     }, {
         'url': 'http://www.sexykarma.com/gonewild/video/pot-pixie-tribute-8Id6EZPbuHf.html',
diff --git a/youtube_dl/extractor/southpark.py b/youtube_dl/extractor/southpark.py
index 7fb165a87..87b650468 100644
--- a/youtube_dl/extractor/southpark.py
+++ b/youtube_dl/extractor/southpark.py
@@ -45,6 +45,14 @@ class SouthParkDeIE(SouthParkIE):
             'title': 'The Government Won\'t Respect My Privacy',
             'description': 'Cartman explains the benefits of "Shitter" to Stan, Kyle and Craig.',
         },
+    }, {
+        # non-ASCII characters in initial URL
+        'url': 'http://www.southpark.de/alle-episoden/s18e09-hashtag-aufwärmen',
+        'playlist_count': 4,
+    }, {
+        # non-ASCII characters in redirect URL
+        'url': 'http://www.southpark.de/alle-episoden/s18e09',
+        'playlist_count': 4,
     }]
 
 
diff --git a/youtube_dl/extractor/telegraaf.py b/youtube_dl/extractor/telegraaf.py
new file mode 100644
index 000000000..6f8333cfc
--- /dev/null
+++ b/youtube_dl/extractor/telegraaf.py
@@ -0,0 +1,35 @@
+# coding: utf-8
+from __future__ import unicode_literals
+
+from .common import InfoExtractor
+from ..utils import remove_end
+
+
+class TelegraafIE(InfoExtractor):
+    _VALID_URL = r'https?://(?:www\.)?telegraaf\.nl/tv/(?:[^/]+/)+(?P<id>\d+)/[^/]+\.html'
+    _TEST = {
+        'url': 'http://www.telegraaf.nl/tv/nieuws/binnenland/24353229/__Tikibad_ontruimd_wegens_brand__.html',
+        'md5': '83245a9779bcc4a24454bfd53c65b6dc',
+        'info_dict': {
+            'id': '24353229',
+            'ext': 'mp4',
+            'title': 'Tikibad ontruimd wegens brand',
+            'description': 'md5:05ca046ff47b931f9b04855015e163a4',
+            'thumbnail': 're:^https?://.*\.jpg$',
+            'duration': 33,
+        },
+    }
+
+    def _real_extract(self, url):
+        playlist_id = self._match_id(url)
+
+        webpage = self._download_webpage(url, playlist_id)
+
+        playlist_url = self._search_regex(
+            r"iframe\.loadPlayer\('([^']+)'", webpage, 'player')
+
+        entries = self._extract_xspf_playlist(playlist_url, playlist_id)
+        title = remove_end(self._og_search_title(webpage), ' - VIDEO')
+        description = self._og_search_description(webpage)
+
+        return self.playlist_result(entries, playlist_id, title, description)
diff --git a/youtube_dl/extractor/tvplay.py b/youtube_dl/extractor/tvplay.py
index 79863e781..b4683de54 100644
--- a/youtube_dl/extractor/tvplay.py
+++ b/youtube_dl/extractor/tvplay.py
@@ -104,6 +104,7 @@ class TVPlayIE(InfoExtractor):
                 'duration': 1492,
                 'timestamp': 1330522854,
                 'upload_date': '20120229',
+                'age_limit': 18,
             },
             'params': {
                 # rtmp download
diff --git a/youtube_dl/extractor/tweakers.py b/youtube_dl/extractor/tweakers.py
index c80ec15cf..6eeffb1cc 100644
--- a/youtube_dl/extractor/tweakers.py
+++ b/youtube_dl/extractor/tweakers.py
@@ -13,7 +13,7 @@ class TweakersIE(InfoExtractor):
     _VALID_URL = r'https?://tweakers\.net/video/(?P<id>\d+)'
     _TEST = {
         'url': 'https://tweakers.net/video/9926/new-nintendo-3ds-xl-op-alle-fronten-beter.html',
-        'md5': '1b5afa817403bb5baa08359dca31e6df',
+        'md5': '3147e4ddad366f97476a93863e4557c8',
         'info_dict': {
             'id': '9926',
             'ext': 'mp4',
@@ -25,41 +25,7 @@ class TweakersIE(InfoExtractor):
     }
 
     def _real_extract(self, url):
-        video_id = self._match_id(url)
-
-        playlist = self._download_xml(
-            'https://tweakers.net/video/s1playlist/%s/playlist.xspf' % video_id,
-            video_id)
-
-        NS_MAP = {
-            'xspf': 'http://xspf.org/ns/0/',
-            's1': 'http://static.streamone.nl/player/ns/0',
-        }
-
-        track = playlist.find(xpath_with_ns('./xspf:trackList/xspf:track', NS_MAP))
-
-        title = xpath_text(
-            track, xpath_with_ns('./xspf:title', NS_MAP), 'title')
-        description = xpath_text(
-            track, xpath_with_ns('./xspf:annotation', NS_MAP), 'description')
-        thumbnail = xpath_text(
-            track, xpath_with_ns('./xspf:image', NS_MAP), 'thumbnail')
-        duration = float_or_none(
-            xpath_text(track, xpath_with_ns('./xspf:duration', NS_MAP), 'duration'),
-            1000)
-
-        formats = [{
-            'url': location.text,
-            'format_id': location.get(xpath_with_ns('s1:label', NS_MAP)),
-            'width': int_or_none(location.get(xpath_with_ns('s1:width', NS_MAP))),
-            'height': int_or_none(location.get(xpath_with_ns('s1:height', NS_MAP))),
-        } for location in track.findall(xpath_with_ns('./xspf:location', NS_MAP))]
-
-        return {
-            'id': video_id,
-            'title': title,
-            'description': description,
-            'thumbnail': thumbnail,
-            'duration': duration,
-            'formats': formats,
-        }
+        playlist_id = self._match_id(url)
+        entries = self._extract_xspf_playlist(
+            'https://tweakers.net/video/s1playlist/%s/playlist.xspf' % playlist_id, playlist_id)
+        return self.playlist_result(entries, playlist_id)
diff --git a/youtube_dl/extractor/videolecturesnet.py b/youtube_dl/extractor/videolecturesnet.py
index d6a7eb203..ef2da5632 100644
--- a/youtube_dl/extractor/videolecturesnet.py
+++ b/youtube_dl/extractor/videolecturesnet.py
@@ -12,7 +12,7 @@ from ..utils import (
 
 
 class VideoLecturesNetIE(InfoExtractor):
-    _VALID_URL = r'http://(?:www\.)?videolectures\.net/(?P<id>[^/#?]+)/'
+    _VALID_URL = r'http://(?:www\.)?videolectures\.net/(?P<id>[^/#?]+)/*(?:[#?].*)?$'
     IE_NAME = 'videolectures.net'
 
     _TEST = {
diff --git a/youtube_dl/extractor/vimeo.py b/youtube_dl/extractor/vimeo.py
index 10d6745af..50df79ca1 100644
--- a/youtube_dl/extractor/vimeo.py
+++ b/youtube_dl/extractor/vimeo.py
@@ -29,6 +29,7 @@ from ..utils import (
 class VimeoBaseInfoExtractor(InfoExtractor):
     _NETRC_MACHINE = 'vimeo'
     _LOGIN_REQUIRED = False
+    _LOGIN_URL = 'https://vimeo.com/log_in'
 
     def _login(self):
         (username, password) = self._get_login_info()
@@ -37,21 +38,25 @@ class VimeoBaseInfoExtractor(InfoExtractor):
                 raise ExtractorError('No login info available, needed for using %s.' % self.IE_NAME, expected=True)
             return
         self.report_login()
-        login_url = 'https://vimeo.com/log_in'
-        webpage = self._download_webpage(login_url, None, False)
-        token = self._search_regex(r'xsrft":"(.*?)"', webpage, 'login token')
+        webpage = self._download_webpage(self._LOGIN_URL, None, False)
+        token = self._extract_xsrft(webpage)
         data = urlencode_postdata({
+            'action': 'login',
             'email': username,
             'password': password,
-            'action': 'login',
             'service': 'vimeo',
             'token': token,
         })
-        login_request = compat_urllib_request.Request(login_url, data)
+        login_request = compat_urllib_request.Request(self._LOGIN_URL, data)
         login_request.add_header('Content-Type', 'application/x-www-form-urlencoded')
-        login_request.add_header('Cookie', 'xsrft=%s' % token)
+        login_request.add_header('Referer', self._LOGIN_URL)
         self._download_webpage(login_request, None, False, 'Wrong login info')
 
+    def _extract_xsrft(self, webpage):
+        return self._search_regex(
+            r'xsrft\s*[=:]\s*(?P<q>["\'])(?P<xsrft>.+?)(?P=q)',
+            webpage, 'login token', group='xsrft')
+
 
 class VimeoIE(VimeoBaseInfoExtractor):
     """Information extractor for vimeo.com."""
@@ -193,7 +198,7 @@ class VimeoIE(VimeoBaseInfoExtractor):
         password = self._downloader.params.get('videopassword', None)
         if password is None:
             raise ExtractorError('This video is protected by a password, use the --video-password option', expected=True)
-        token = self._search_regex(r'xsrft[\s=:"\']+([^"\']+)', webpage, 'login token')
+        token = self._extract_xsrft(webpage)
         data = urlencode_postdata({
             'password': password,
             'token': token,
@@ -203,7 +208,7 @@ class VimeoIE(VimeoBaseInfoExtractor):
             url = url.replace('http://', 'https://')
         password_request = compat_urllib_request.Request(url + '/password', data)
         password_request.add_header('Content-Type', 'application/x-www-form-urlencoded')
-        password_request.add_header('Cookie', 'xsrft=%s' % token)
+        password_request.add_header('Referer', url)
         return self._download_webpage(
             password_request, video_id,
             'Verifying the password', 'Wrong password')
@@ -422,10 +427,11 @@ class VimeoIE(VimeoBaseInfoExtractor):
         }
 
 
-class VimeoChannelIE(InfoExtractor):
+class VimeoChannelIE(VimeoBaseInfoExtractor):
     IE_NAME = 'vimeo:channel'
     _VALID_URL = r'https://vimeo\.com/channels/(?P<id>[^/?#]+)/?(?:$|[?#])'
     _MORE_PAGES_INDICATOR = r'<a.+?rel="next"'
+    _TITLE = None
     _TITLE_RE = r'<link rel="alternate"[^>]+?title="(.*?)"'
     _TESTS = [{
         'url': 'https://vimeo.com/channels/tributes',
@@ -440,7 +446,7 @@ class VimeoChannelIE(InfoExtractor):
         return '%s/videos/page:%d/' % (base_url, pagenum)
 
     def _extract_list_title(self, webpage):
-        return self._html_search_regex(self._TITLE_RE, webpage, 'list title')
+        return self._TITLE or self._html_search_regex(self._TITLE_RE, webpage, 'list title')
 
     def _login_list_password(self, page_url, list_id, webpage):
         login_form = self._search_regex(
@@ -453,7 +459,7 @@ class VimeoChannelIE(InfoExtractor):
         if password is None:
             raise ExtractorError('This album is protected by a password, use the --video-password option', expected=True)
         fields = self._hidden_inputs(login_form)
-        token = self._search_regex(r'xsrft[\s=:"\']+([^"\']+)', webpage, 'login token')
+        token = self._extract_xsrft(webpage)
         fields['token'] = token
         fields['password'] = password
         post = urlencode_postdata(fields)
@@ -499,7 +505,7 @@ class VimeoChannelIE(InfoExtractor):
 
 class VimeoUserIE(VimeoChannelIE):
     IE_NAME = 'vimeo:user'
-    _VALID_URL = r'https://vimeo\.com/(?![0-9]+(?:$|[?#/]))(?P<name>[^/]+)(?:/videos|[#?]|$)'
+    _VALID_URL = r'https://vimeo\.com/(?!(?:[0-9]+|watchlater)(?:$|[?#/]))(?P<name>[^/]+)(?:/videos|[#?]|$)'
     _TITLE_RE = r'<a[^>]+?class="user">([^<>]+?)</a>'
     _TESTS = [{
         'url': 'https://vimeo.com/nkistudio/videos',
@@ -603,14 +609,14 @@ class VimeoReviewIE(InfoExtractor):
         return self.url_result(player_url, 'Vimeo', video_id)
 
 
-class VimeoWatchLaterIE(VimeoBaseInfoExtractor, VimeoChannelIE):
+class VimeoWatchLaterIE(VimeoChannelIE):
     IE_NAME = 'vimeo:watchlater'
     IE_DESC = 'Vimeo watch later list, "vimeowatchlater" keyword (requires authentication)'
-    _VALID_URL = r'https://vimeo\.com/home/watchlater|:vimeowatchlater'
+    _VALID_URL = r'https://vimeo\.com/(?:home/)?watchlater|:vimeowatchlater'
+    _TITLE = 'Watch Later'
     _LOGIN_REQUIRED = True
-    _TITLE_RE = r'href="/home/watchlater".*?>(.*?)<'
     _TESTS = [{
-        'url': 'https://vimeo.com/home/watchlater',
+        'url': 'https://vimeo.com/watchlater',
         'only_matching': True,
     }]
 
@@ -626,7 +632,7 @@ class VimeoWatchLaterIE(VimeoBaseInfoExtractor, VimeoChannelIE):
         return request
 
     def _real_extract(self, url):
-        return self._extract_videos('watchlater', 'https://vimeo.com/home/watchlater')
+        return self._extract_videos('watchlater', 'https://vimeo.com/watchlater')
 
 
 class VimeoLikesIE(InfoExtractor):
diff --git a/youtube_dl/extractor/youtube.py b/youtube_dl/extractor/youtube.py
index 67a1df9a0..facd837ad 100644
--- a/youtube_dl/extractor/youtube.py
+++ b/youtube_dl/extractor/youtube.py
@@ -213,7 +213,7 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                              |(?:                                             # or the v= param in all its forms
                                  (?:(?:watch|movie)(?:_popup)?(?:\.php)?/?)?  # preceding watch(_popup|.php) or nothing (like /?v=xxxx)
                                  (?:\?|\#!?)                                  # the params delimiter ? or # or #!
-                                 (?:.*?&)?                                    # any other preceding param (like /?s=tuff&v=xxxx)
+                                 (?:.*?&)??                                   # any other preceding param (like /?s=tuff&v=xxxx)
                                  v=
                              )
                          ))
@@ -365,6 +365,7 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'description': 'md5:64249768eec3bc4276236606ea996373',
                 'uploader': 'justintimberlakeVEVO',
                 'uploader_id': 'justintimberlakeVEVO',
+                'age_limit': 18,
             }
         },
         {
@@ -380,6 +381,26 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'uploader_id': 'setindia'
             }
         },
+        {
+            'url': 'http://www.youtube.com/watch?v=BaW_jenozKcj&v=UxxajLWwzqY',
+            'note': 'Use the first video ID in the URL',
+            'info_dict': {
+                'id': 'BaW_jenozKc',
+                'ext': 'mp4',
+                'title': 'youtube-dl test video "\'/\\ä↭𝕐',
+                'uploader': 'Philipp Hagemeister',
+                'uploader_id': 'phihag',
+                'upload_date': '20121002',
+                'description': 'test chars:  "\'/\\ä↭𝕐\ntest URL: https://github.com/rg3/youtube-dl/issues/1892\n\nThis is a test video for youtube-dl.\n\nFor more information, contact phihag@phihag.de .',
+                'categories': ['Science & Technology'],
+                'tags': ['youtube-dl'],
+                'like_count': int,
+                'dislike_count': int,
+            },
+            'params': {
+                'skip_download': True,
+            },
+        },
         {
             'url': 'http://www.youtube.com/watch?v=a9LDPn-MO4I',
             'note': '256k DASH audio (format 141) via DASH manifest',
@@ -421,7 +442,7 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'id': 'nfWlot6h_JM',
                 'ext': 'm4a',
                 'title': 'Taylor Swift - Shake It Off',
-                'description': 'md5:2acfda1b285bdd478ccec22f9918199d',
+                'description': 'md5:95f66187cd7c8b2c13eb78e1223b63c3',
                 'uploader': 'TaylorSwiftVEVO',
                 'uploader_id': 'TaylorSwiftVEVO',
                 'upload_date': '20140818',
@@ -455,6 +476,7 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'uploader': 'The Witcher',
                 'uploader_id': 'WitcherGame',
                 'upload_date': '20140605',
+                'age_limit': 18,
             },
         },
         # Age-gate video with encrypted signature
@@ -468,6 +490,7 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'uploader': 'LloydVEVO',
                 'uploader_id': 'LloydVEVO',
                 'upload_date': '20110629',
+                'age_limit': 18,
             },
         },
         # video_info is None (https://github.com/rg3/youtube-dl/issues/4421)
@@ -492,7 +515,7 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
             'info_dict': {
                 'id': 'lqQg6PlCWgI',
                 'ext': 'mp4',
-                'upload_date': '20120731',
+                'upload_date': '20120724',
                 'uploader_id': 'olympic',
                 'description': 'HO09  - Women -  GER-AUS - Hockey - 31 July 2012 - London 2012 Olympic Games',
                 'uploader': 'Olympics',
@@ -521,7 +544,7 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
             'url': 'qEJwOuvDf7I',
             'info_dict': {
                 'id': 'qEJwOuvDf7I',
-                'ext': 'mp4',
+                'ext': 'webm',
                 'title': 'Обсуждение судебной практики по выборам 14 сентября 2014 года в Санкт-Петербурге',
                 'description': '',
                 'upload_date': '20150404',
diff --git a/youtube_dl/utils.py b/youtube_dl/utils.py
index 78dc2b449..e265c7574 100644
--- a/youtube_dl/utils.py
+++ b/youtube_dl/utils.py
@@ -651,6 +651,26 @@ class YoutubeDLHandler(compat_urllib_request.HTTPHandler):
         return ret
 
     def http_request(self, req):
+        # According to RFC 3986, URLs can not contain non-ASCII characters, however this is not
+        # always respected by websites, some tend to give out URLs with non percent-encoded
+        # non-ASCII characters (see telemb.py, ard.py [#3412])
+        # urllib chokes on URLs with non-ASCII characters (see http://bugs.python.org/issue3991)
+        # To work around aforementioned issue we will replace request's original URL with
+        # percent-encoded one
+        # Since redirects are also affected (e.g. http://www.southpark.de/alle-episoden/s18e09)
+        # the code of this workaround has been moved here from YoutubeDL.urlopen()
+        url = req.get_full_url()
+        url_escaped = escape_url(url)
+
+        # Substitute URL if any change after escaping
+        if url != url_escaped:
+            req_type = HEADRequest if req.get_method() == 'HEAD' else compat_urllib_request.Request
+            new_req = req_type(
+                url_escaped, data=req.data, headers=req.headers,
+                origin_req_host=req.origin_req_host, unverifiable=req.unverifiable)
+            new_req.timeout = req.timeout
+            req = new_req
+
         for h, v in std_headers.items():
             # Capitalize is needed because of Python bug 2275: http://bugs.python.org/issue2275
             # The dict keys are capitalized because of this bug by urllib
@@ -695,6 +715,17 @@ class YoutubeDLHandler(compat_urllib_request.HTTPHandler):
             gz = io.BytesIO(self.deflate(resp.read()))
             resp = self.addinfourl_wrapper(gz, old_resp.headers, old_resp.url, old_resp.code)
             resp.msg = old_resp.msg
+        # Percent-encode redirect URL of Location HTTP header to satisfy RFC 3986
+        if 300 <= resp.code < 400:
+            location = resp.headers.get('Location')
+            if location:
+                # As of RFC 2616 default charset is iso-8859-1 that is respected by python 3
+                if sys.version_info >= (3, 0):
+                    location = location.encode('iso-8859-1').decode('utf-8')
+                location_escaped = escape_url(location)
+                if location != location_escaped:
+                    del resp.headers['Location']
+                    resp.headers['Location'] = location_escaped
         return resp
 
     https_request = http_request
diff --git a/youtube_dl/version.py b/youtube_dl/version.py
index fa157cadb..6462d4477 100644
--- a/youtube_dl/version.py
+++ b/youtube_dl/version.py
@@ -1,3 +1,3 @@
 from __future__ import unicode_literals
 
-__version__ = '2015.07.28'
+__version__ = '2015.08.09'