initial commit for ImageStore
Merge branch 'master' into image-store
[ImageStore] loadImage is functional
implemented Image/TrackImage models
Merge branch 'image-store'
[DataStore] perform subsequent loadTrack api call when previous api call is completed
[DataStore] avoided casting for dao getters
[DataStore] removed individual dao getters, initial implementation of handleAssociatedImages
[DataStore] restructured generic methods
[Album] implements ImageRepresentation
[ImageStore] added support for thumbnails
[refactor] use dependency injection for ImageStore
[refactor] removed all singletons
[Genre] implement ImageRepresentation
[DataStore] calculate and store track counts
added GlobalPrefs, support for last updated time
[AlbumArtist] added albumCount
[DataStore] refactor: renamed mDatabaseHelper
added SingleAlbumListFragment