galaxys2: update for new kernel, cleanup, replicant camera hal

Camera HAL from: http://gitorious.org/replicant/device_samsung_galaxys2

Change-Id: I4191110be5b3368c608333d724f4217894dab4ac
Merge branch 'cm-10.1' of github.com:Team-Hydra/android_device_samsung_galaxys2-common into cm-10.1