Optimized background transfer assets preInstalled app to fix  bug: JNI ERROR local reference table overflow (max=512)

[git-p4: depot-paths = "//xFace-Apollo/branches/openxface-android/": change = 17612]
Fix camera bug and replace the image-crop of Android OS

[git-p4: depot-paths = "//xFace-Apollo/branches/openxface-android/": change = 17613]