add symlink for hdcp.keys

Change-Id: I07605366afdd564fe7dcfce8f430e6bf0da95b82
move wifi firmware into wifi (deleting here)

Change-Id: Id3cb6db34dd0553fbf6b8a9f08307b5327b0f735
jem wifi

Change-Id: Id505193ab1062b4874255285966a4722cd210706
cleanup audio files

Change-Id: Ieeceea11b6379d37901d01782838b7d9d53f7dc1