msm8974: Remove dead build options

Change-Id: I1f0ffa1f3808c4de15551528244aff7d1cb18ada
msm8974: Fix CTS issues in camcorder profiles

Change-Id: I063d917d6aa59bca8ea65bf686835d9af2328d1f
msm8974: Add Ethernet feature

 * We support Ethernet via OTG adapters, if you're into that.
 * Also alphabetize the features.

Change-Id: Iecaf3acf155705cafc92c5c048e744a0522967ea
msm8974: Remove no-longer-required audio flags

Change-Id: Ic1aa41196498cc542fe19554ea64c4f4685e3fa2
oppo/msm8974: disable hardware AAC encoding for now

Not yet sure what really breaks it, but this fixes a lot of apps that expect AAC encoding, including front camera video.
Might be worth putting in place for now, until the real issue is solved.

Change-Id: I12765acebacd0d2ff61ba74866f75d17d0cecd01