Add build script

build.sh

@@ -0,0 +1,15 @@
+#!/bin/bash
+
+mkdir -p build/Square\ Terminal
+
+cp plugin.js build/Square\ Terminal/plugin.js
+
+rm SquareTerminal.zip
+
+cd build
+
+zip -r ../SquareTerminal.zip Square\ Terminal
+
+cd ..
+
+rm -r build