SmoothProgressBar: Accelerate and Interpolator

PS1 : reformat the code
PS2 : use android animation interpolator

Signed-off-by: hany <hany.alsamman@gmail.com>

Conflicts:
	core/java/android/provider/Settings.java
	core/java/android/widget/ProgressBar.java

Conflicts:
	core/java/android/provider/Settings.java
	core/java/android/widget/ProgressBar.java