msm8960-common: add keydisabler hw file

Change-Id: I95d66ba27159625fe9d6222a82361ba7808556c3
overlay: remove network_mode overlay

Change-Id: I5095da671eb8065d2a8268751d7755d83e8ccc1d
Merge "msm8960-common: add keydisabler hw file" into cm-11.0
Merge branch 'cm-11.0' of https://github.com/CyanogenMod/android_device_samsung_msm8960-common into kk-4.4