msm8974-common: Nuke our copy of SELinux policies

We now get the qcom-common SELinux policy.  Get rid of our old policy
and add back config as we need it, rather than trying to merge the two.

Change-Id: I5ca5098c653f09c7901343d0ae71793f6eb21ab8
msm8974-common: Use QCOM bionic optimization

Change-Id: Iac9174a2ac0d41319ca0c2e66f6ae7c94bc7b3f2
msm8974-common: Update media_codecs listing

Change-Id: I421b666d00b47ad2fbd09b05736c68c3f5f10b82
msm8974-common: Move camera package declaration to device repos

Change-Id: Ib8d7c645dcaea9d5de3947981ba92f29b748aa87
msm8974-common: Include FFMPEG codec configuration

Change-Id: I629fe6d5478f0c8ea571e9525c70b82fcdb30e84
msm8974-common: don't use QC TimeService

Change-Id: I58e7b32579155af8957c62932f657604b2eb7f57