EVToolbox: update to material design

* Includes a little bit of cleanup.

Change-Id: If83bee422f65c9ba562d9482bdaf90cbd1710526
EVToolbox:  Setup home key to wake device (2/2)

Change-Id: Ia2a2a39fa78cd0bc90d21cf0a1d2f69774f77766
Merge "EVToolbox: update to material design" into lollipop
Merge "EVToolbox:  Setup home key to wake device (2/2)" into lollipop