wingray-common: drop xhdpi to save space

Change-Id: Id5012ee3d7330be29c8600cc9cc242494bfbc51f
wingray: avoid some packages in full_base

Change-Id: I2cca764cc8a0d079cc4c45322c7c15cd383c111f
Merge remote branch 'cm/cm-10.1' into jb