mm-core: Add MediaDefs for new QC parsers

- Add MediaDefs for new QC parsers

Change-Id: I330ec98b83aff6564ec4bb1848fcf2f1b05eeba1
QCMetaData: Add key for interlace

key for interlace set in metadata is being used for thumbnail mode.
If the key is set, two ETB are send to the decoder

Change-Id: I1e4e996f46f022916ab5f4f14ff2c111f04717c1
mm-core: Add hevc coding type in mm-core

This change adds the hevc coding type to mm-core.

Change-Id: Icb2a91805061d149d5fcc160928cdec8ca0e5647