Updated Core to 4.3 version

Fixed Contact API and Email With Attachment in Android
Updated CoreResources to 4.3

Updated with newest Platform Javascript
Updated AndroidPlatform to 4.3

JSON Serializer modified to accept more primitive types
Launching other apps with Explicit content now supports Action field
Fixed Contact API
Updated iOSPlatform to 4.3

Fixed Contacts API
Writting to Keychain now uses Generic field too, same value as Account
Fixed a problem that prevented to change orientation correctly
AutoRotate fix

Fixed a bug that caused an error when holding a spaslscreen and rotating
the device