Added EditBox implementation for Mac OSX.
issue #1620: Added sqlite3 library for win32.
issue #1620: Added LocalStorage support to extensions.
issue #1620: Renamed LocalStorage.c to LocalStorage.cpp
issue #1620: Binding sqlite3 to sys.localStorage. And updated win32 project configuration.
fixed #1620: Using sqlite3 to implement sys.LocalStorage for iOS and android.
fixed #1620: Invoking localStorageFree in the destructor of ScriptingCore. Added header file to cocos-ext.h
fixed #1620: Check return value.
fixed #1620: Added license. Removed LocalStorage.h from cocos-ext.h.
Merge pull request #1823 from dumganhar/iss1620-sys-localstorage

fixed #1620: Using sqlite3 to implement sys.LocalStorage.
issue #1645: Updated js template for iOS project.
fixed #1645: JS Project created by xcode template doesn't work correctly.
fixed #1645: Excluded proj.win32.
Merge pull request #1825 from dumganhar/iss-1645-jstemplate-ios

fixed #1645: JS Project created by xcode template doesn't work correctly.
Merge branch 'gles20' of https://github.com/cocos2d/cocos2d-x into gles20
issue #1646: Updated spiderMonkey to FF18.0.
issue #1646: Using GNU libstdc++ to build spiderMonkey on Android.
issue #1646: Updated WatermelonWithme project setting for win32.
issue #1646: GCC_OPTIMIZATION_LEVEL=1.
fixed #1646: GCC_OPTIMIZATION=1 for every jsb project setting of debug mode. This can avoid 'vm_protect' error when debugging jsb project on device.