display: Support for S3D video

1. Add support to set HDMI to 3D mode
2. Add binder API to force 3D mode
3. Switch to 3D mode based on metadata
4. Configure pipes appropriately
5. Only side-by-side and top-bottom formats are currently supported

Change-Id: Iae579ecfa45aae088ff543d4143e5025e8c682fa
9 files changed