Calculator: New Features Part 6

Floating Calculator
New theme engine (& store)
Google Glass support
Panels can be rearranged
Infinite scrolling option
Details in top left. Quick toggle for Radians/Degrees
Button vibration option
Widget UI updated to match stock apps
Settings cleaned up

Change-Id: Id096d35b854833044f7168e7a16cd95f8ef8bbd1