build: All in one commit for anroidarmv6 changes

Change-Id: I951aea15fa6c652038c86a1343114a56bf4c6dfa
Merge remote-tracking branch 'cm/cm-12.0' into cm-12.0
Merge remote-tracking branch 'cm/cm-12.0' into cm-12.0
Merge remote-tracking branch 'cm/cm-12.0' into cm-12.0

Conflicts:
	core/Makefile
	tools/releasetools/ota_from_target_files
Merge remote-tracking branch 'cm/cm-12.0' into cm-12.0
Merge remote-tracking branch 'cm/cm-12.0' into cm-12.0
Add support for msm7x27 and msm7x27a board
Merge branch 'cm-12.0' of https://github.com/anonymous-user77/android_build into cm-12.0