Pie: Add option to change pie's angle from the attach 1/2
Pie: set angle default to 12° (2/2)
Pie Angle: better values and strings
Pie: updates (1/2)
-pie angle: fixes, cleaning and new value (Huge)
-pie size defaults
-strings updates
Pie: set Big as default for item gap (1/2)

Screen: http://goo.gl/aocZ7
Merge remote-tracking branch 'upstream/jb-mr1' into jb-mr1