i777: recovery: use unified fstab

Change-Id: Ifabd797b49bd8935d5785cefae3dcfce3d2f59f4
i777: remove DeviceSettings

Change-Id: I2381dee4ac7d8d7b96e47eeb195df7cdb8c16d14
Merge branch 'cm-10.2' of github.com:CyanogenMod/android_device_samsung_i777 into jb3