Pie: updates (1/2)
-pie angle: fixes, cleaning and new value (Huge)
-pie size defaults
-strings updates

Change-Id: I3cbaa3738c20d571d5ed308a68b390511597f779
Pie: set Big as default for item gap (1/2)

Change-Id: I9ffdcde424c79198fa3a4f71394c00fbf267d937