Graphics fixes fix live wallpaper; return to the old way

Revert "Use default CM wallpaper until we canfigure out why live wallpapers crash the system"

This reverts commit 111619cccad117c7baf5099db990bd7930d2fc4d.

Change-Id: I2e57b94a1382f9387235aaf42628252c6b2a9a75