roomservice: use AOSPAL as the source for fething device trees.
Merge branch 'kitkat' of github.com:AOSPAL/android_build into kitkat
Update flags with new memory optimizaions option

Patch set2: rewrite and remove unstable flag

Signed-off-by: Paul Beeler <sparksco@gmail.com>
Merge remote-tracking branch 'aospal/kitkat' into kk-sm-4.9
Merge remote-tracking branch 'aospal/kk-sm-4.9' into kk-sm-4.9

Signed-off-by: Paul Beeler <sparksco@gmail.com>

Conflicts:
	core/combo/TARGET_linux-arm.mk
	core/combo/select.mk