i9300: fix dock audio

Change-Id: I44b8c3ec52652ff9f57a70aacd4c5156818e0037
i9300: audio config cleanup

Change-Id: Ibde13efbe4b93ec200bfa7d4720ca223de2efc68
Merge branch 'cm-10.1' of git://github.com/CyanogenMod/android_device_samsung_i9300 into cm-10.1