fix build:  -fno-strict-aliasing where needed

Change-Id: I8a7c84a1ccf8b678fc9ceb10a11d7ae5341aaaca
Fix permissions for mm-video/vidc/vdec/Android.mk

This should not be marked with executable permissions

Change-Id: Ieb097a6f40901aa5d638117af1a5822314c8e692