Remove trailing closing php tag in classes and excessive lines

ajax/thumbnail.php

@@ -27,5 +27,3 @@ session_write_close();
 
 $file = $_GET['filepath'];
 \OCP\Preview::show($file,120,120);
-
-

appinfo/app.php

@@ -32,7 +32,3 @@ OCP\App::addNavigationEntry(array(
 	'icon' => OCP\Util::imagePath('office', 'office.png'), 
 	'name' => 'Office')
 );
-
-
-
-?>

index.php

@@ -35,5 +35,3 @@ $list=\OCA\Office\Storage::getDocuments();
 $tmpl = new OCP\Template('office', 'documents', 'user');
 $tmpl->assign('list', $list);
 $tmpl->printPage();
-
-

lib/office.php

@@ -31,7 +31,4 @@ class Storage {
 		return $list;
 	}
 
-
 }
-
-?>