-Added icons for shuffle and drag handle.
-Fixed exception when returning to background player activity after service shuts down.
-Fixed open detail only working for Youtube.
Add search and watch history
* Make MainActicity a single task
* Remove some casting
* SearchFragment: start searching when created with query
* Handle settings change in onResume
* History: Log pop up and background playback
* History: Add swipe to remove functionallity
* Enable history by default
* Use stream item
* Store more information about the stream
* Integrate history database into AppDatabase
* Remove redundant casts
* Re-enable date converters
* History: Use Rx Java and run DB in background
* Also make HistoryDAO extend BasicDAO
* History: RX-ify swipe to remove
* Sort history entries by creation date
* History: Set toolbar title
* Don't repeat history entries
* Introduced setters so we can update entries in the database
* If the latest entry has the same (main) values, just update it
- Migrate to fragments
- Fix#487
- Don't show "Open in popup mode" to channel links
- New backstack of videos
- Change the subscribers count to format using `NumberFormat`, for example some locales use `.` others `,`, this handles it automatically (and the old method had a bug for leading zero, e.g. 4.82.125 instead of 4.082.125)
- Add string 'subscribers' for channels with more than 1 subscriber (plural)
- Popup player chooses the default format and resolution based on the new preference (format)
- Fix taskaffinity of the router activities
- Show title before loading, as it is available from the items already loaded
* moved on to version 0.6.0
* fixed youtube url sicnature encryption (vevo videos can be watched again)
* removed play action from the ActionBar
* rolled back changes for hiding the InfoBar inside PlayVideoActivity
* some small layout changes
* removed some files to be ignored (mostly inside .idea directory)
* etc
