msm7x27a-common: rename phone overlay

Change-Id: Iee0298bac31c38c8b23288af6b390a43b64e0273
msm7x27a-common: cleanup

Change-Id: Ia5e2f9a415ccfccac8d86a7b607ea838adba276a
Merge branch 'cm-11.0' of github.com:TeamHackLG/android_device_lge_msm7x27a-common into cm-11.0