msm8226-common: media_codecs: remove h263/h264/mp4v-es ffmpeg entries

Codecs covered by OMX.google (and whitelisted by the ffmpeg extractor)
shouldn't be assigned to other software decoders as well.

Change-Id: I41ff3195e0f6c10f6e27c1e2786e15a734bcefac
Disable dual frequency band support

Just tested and phone can't find any 5ghz AP.

Change-Id: Ia208f14433947803f07850054f72f4904977eb2e
Merge branch 'cm-11.0' of git://github.com/CyanogenMod/android_device_motorola_msm8226-common into HEAD