Generalize vectorization of Bitmap operation

 * All NEON-capable processors can support this.

Change-Id: I13d448e5864ea804f66cd1bbb93360cb8c0f0806

Conflicts:
	core/jni/Android.mk
Improve AOSP Download/Upload animation

This increases the number of png required for a full download/upload animation cycle.
These new png makes the animations much smoother.