HALO bugfixes

1. some icons were overblown
2. tasking meant having your thumb on the speechbubbles

Change-Id: I04637a5ae96c3d9fa30188a320e13989c48f7f0c

Conflicts:
	packages/SystemUI/res/values/strings.xml
	packages/SystemUI/src/com/android/systemui/statusbar/halo/Halo.java
Halo: Fix icon position in tablet status bar

Change-Id: I641981e7ec0279ff2e25d399253f2f511c9d30cd
Traffic PA Colors support thanks to tpoint75

Change-Id: I510f50178497ee499811f4b63b032e5ce08e6946