msm8226-common: overlay: enable volume rocker wake

Change-Id: If660ec28805f6cfcd13fddc8b262553255447de9
msm8226-common: remove unused flags

Change-Id: Ib18b7365fa36c7605778ae09212efe57543b1370

Conflicts:
	BoardConfigCommon.mk
msm8226-common: Use correct CPU flags

* Qualcomm MSM8226 actually uses 4 Cortex-A7 cores, not Krait.
* Also, confusingly, the A7 is actually newer than the A8 and A9 and
  also pairs with the A15 in the big.LITTLE architecture.

Change-Id: Idfeb7052bf1a8c133e9f5c421375c11529a3f8d2
msm8226: Don't set custom vmalloc

* Unsure why Motorola (?) set 400MB, but it doesn't appear to be
  necessary.
* Use Linux standard 128MB.

Change-Id: I6e83ebfeed7839fb3d2ed4e8721de550dbd8b5f6
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