Unify names for demos and keep them short

Change-Id: I5a30c1bb3faa75dce6e8d59fcd86e42efab9f69c
Add manifest for java builder

Change-Id: I3d1c3517fe518ac69c1ee74791ec2e8eae596a7a
Merge pull request #10 from avsej/master

Unify names for demos and keep them shorter