Clang: Silence warnings
Use -fno-strict-aliasing where needed
Signed-off-by: Paul Beeler <sparksco@gmail.com>

Conflicts:
	Android.mk
Add -Wno-unknown-warning-option for libRSDriver

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

Conflicts:
	Android.mk
Use -Wno-unknown-warning-option for libRs
Signed-off-by: Paul Beeler <sparksco@gmail.com>