SmoothProgressBar: update to v0.4.0

Changelogs:

Added a progressStart() and progressStop() methods
Added parameter progressStart_activated which makes the drawable to animate progressively at each start
Added speed parameters for progressStart and progressStop
Added possibility to set a background for the progressiveStart/Stop (See Pocket example)
Added possibility to set a generated background according to the bars colors
Added a listener progressiveStopEndedListener: called when the progressiveStop animation is over

thanks castorflex

Conflicts:
	core/res/res/values/attrs.xml
	core/res/res/values/cr_defaults.xml
	core/res/res/values/styles.xml
	packages/Keyguard/res/values/cr_config.xml

Change-Id: Ie2eb9e6f4776cbb7535ce52c46682e1aab1c7cfe