Update notes for submitted changes

* Revert "Remove the no longer used PV software aac decoder."
Update notes for submitted changes

* legacy OMX: squashed commit for legacy OMX support
* libstagefright: support for disabling buffer metadata
Update notes for submitted changes

* legacy OMX: squashed commit for mmparser
Update notes for submitted changes

* Revert "legacy OMX: squashed commit for mmparser"
Update notes for submitted changes

* legacy OMX: handle QCOM colorformat