Renamed Biamp Labrinth to LabX Labrinth.
Re-added accidentally deleted board/labx/labrinth-avb-common files.
Renamed Labrinth mailbox back to what it was previously.
Removed additional vendor-specific references from various config files.
Renamed Riedel Artist to Lab X Mosaic.
Merging branch LabrinthAVBBranch (previouly cherry-picked).