Adding MediaStatusService to Inst Cluster API

Added InstrumentClusterService for all interactions with instrument cluster;
Added MediaStatusService that listens for current media being played and
      pushed this changes to inst cluster renderer.
Major refactoring of Renderer - now almost all methods in renderer are runs
      in UI thread, had to add thread-safe wrappers to renderer classes;

Bug:27313264
Change-Id: I989cdf61529f885d2eebd3afbd416a35c59a9527
28 files changed