ville: Add "length" parameter for /data partition

* Needed for "footer" style encryption.

Change-Id: Icfd684b3b2765c0fd91ee617f690d3cf05256909
ville: use CM kernel with custom graphics

Change-Id: I64f911741534e95096887a1082c0a9dab971721f
Merge remote-tracking branch 'upstream/cm-10.2' into dark-jelly-cm-10.2