-Added google play services (needed for some stuff)

-Added new screen resizing options, stretch_2d is removed, new much more flexible ones.
-Fixed bug in viewport (can create more instances in 3d-in-2d demo now)
-Can set android permissions and screen sizes manually in the export settings
-Changed export templates extension to .tpz (too many people unzipped the manually..)
-File dialog now ensures that the proper extension is used (will not allow to save without it)
-Fixed bug that made collision exceptions not work in 2D

platform/android/detect.py

@@ -57,6 +57,7 @@ def configure(env):
 		env['SPAWN'] = methods.win32_spawn
 
 	env.android_source_modules.append("../libs/apk_expansion")	
+	env.android_source_modules.append("../libs/google_play_services")	
 	ndk_platform=""
 
 	ndk_platform="android-15"