m7: remove CDMA overlay options

Change-Id: Iac83ab9fe8e2aa45377df0c4440a95dca3acb29b
m7: use msm8960-common as a dependency

Change-Id: Ib307e0433f2457880862f9b730e7c73426baf476
Merge git://github.com/CyanogenMod/android_device_htc_m7 into cm-10.1