IMS-VT: VT Quality selection from UI

1. Display message on UI for the negotiated video
resolution as indicated via PARAM_READY event.
2. Mapping of negotiated resolution and corresponding
video quality is done.

Change-Id: I62ede1d95be2fdf7e3b802510069d1c3ae14c6a8
CRs-Fixed: 1083131
2 files changed