Battery graphical fixes

* Fixes when the battery is low by 14%, the frame shown properly red this time
* CyanogenMod's style of Circle has been brought in

Before:
https://lh5.googleusercontent.com/-sT5VpIWdUHU/Uxyd5Ck7_GI/AAAAAAAAGtA/FALc56H_8lE/w556-h154-no/2014+-+1

After:
https://lh6.googleusercontent.com/-V2xzPYIV51U/UxyeFdQio1I/AAAAAAAAGtg/Ef-YllLnuXs/w452-h154-no/2014+-+1

Credits to CM for the Change

* Switch to sans-serif-condensed instead of light for text percentage

Change-Id: I5f583bb6d1e4bdc4b5e170285a047d000bfe82d9

Conflicts:
	packages/SystemUI/src/com/android/systemui/BatteryMeterView.java
	packages/SystemUI/src/com/android/systemui/statusbar/policy/PieController.java