Refactor recovery build options

Change-Id: Ifa10c9a936b0fe11bb99f5be73da6bf4aaa7c647
Move charge_only_mode package to msm8960-common

Change-Id: I3c6f8a9332b06c0bac680aa4893cc5f28392484f
android_filesystem_config: Add entires from X system_core drop

Change-Id: Ib2018020ba865a22b6c13cdd7a0af3e5f22b94da
Merge branch 'cm-10.2' of https://github.com/CyanogenMod/android_device_motorola_qcom-common into HEAD