vendor/omni: minor code cleanup

Replaced tabs with four space, and alpabetized packages.mk

Change-Id: I846be29a6dfff81e01dacdf643846651d34a398a
Merge "vendor/omni: minor code cleanup" into android-4.4
merge changes from Omni 4.4 into local branch

Conflicts:
	config/packages.mk

Change-Id: I8b4eb4d546f58c3d417530be6ef0dafe58d84aab