[CoreAnimation] fix deployment target. fix archs.

Xamarin.iOS 8.6.0.2
[CoreAnimation] fix warnings

Xamarin.iOS 8.6.0.2
[CoreAnimation] rename ugly namespace

Xamarin.iOS 8.6.0.2
[CoreAnimation] drop private and protected modifiers

Xamarin.iOS 8.6.0.2
[CoreAnimation] format code. remove whitespaces

Xamarin.iOS 8.6.0.2
[CoreAnimation] fix output name

Xamarin.iOS 8.6.0.2