* Added JSON datafiles for TV shows and music videos
* Implemented instrumentations tests for MoviesActivity, MusicActivity,
TVShowActivity, and AddonsActivity.
* Moved RestoreSearchQueryViewPagerTest to music package as it uses
the MusicActivity
* Moved RestoreSearchQueryListFragmentTest to movies packages as it
uses the MoviesActivity
* Added scripts to get JSON data for music videos, addons, and TV shows
* Added sequence diagram for BaseMediaActivity to clarify new setup
* Refactored BaseMediaActivity to comply with diagram
* Refactored SyncMusicVideos and SyncTVShows so we can use the same code
for adding test data as we use for adding real data.
* Removed unused StringBuffer and synchronize block in MockTcpServer
* Updated travis build to include running local tests for each PR
* Removed unused methods from Utils.java
* Moved all resources required by both local and instrumentation tests
to testUtils
* Added proguard rules for the test builds to prevent proguard from discarding
the junit classes
Martijn Brekhof