Dialer: Add Dialpad key padding [1/3]

Add top and bottom padding to Dialpad number keys to make the layout seem
        less crowded.

Change-Id: Icff66900ec8c2bd01188cfdf34a6b56ea04542a3
Dialer: CS Translation - missing strings

Change-Id: Iefdee3202bd8112f4c608ce6e02014ff3bc3b59a
"L" Dialer Icons Added
Last L Icon