Remove uncommon stuff from init.smdk4x12.rc

Change-Id: I74cff4414e4e0ad4c89230524a31b62f1e1d1325
Merge branch 'cm-11.0' of github.com:CyanogenMod/android_device_samsung_smdk4412-common into cm-11.0
smdk4412: remove unused overlay

Change-Id: Idd80804431926df507914c4a1d53a05770429ea4
Merge branch 'cm-11.0' of github.com:CyanogenMod/android_device_samsung_smdk4412-common into cm-11.0
Merge commit 'aa49dc14ad27dea144cd4869a66b8a0d966ee988' into omni-android-4.4