Update the Transifex config.

- Correct the file filter, so that files are transferred to/from the correct
  locations.

- Add a language map to just use language specific directories for the
  moment.
Correct instructions about release branches.

Format paths correctly.
Format filenames as plain text.
Update the action bar player spinner when players change.

- Call any onPlayerChanged callbacks when the list of players changes.

- Update the Player model to record the connected state of a player.

- Change updatePlayerDropDown to only include players that are connected,
  and only show the spinner if more than one player is connected.
Reformat model/Player.java.

- Keep fields together, ordered, and named consistently.

- Move the constructors to the top.
Merge commit '662095d9e94b7a0517b0a9f2b838f66e5fc5c518' into develop

* commit '662095d9e94b7a0517b0a9f2b838f66e5fc5c518':
  Fix action bar player dropdown for 2.3 and previous
  Save selected album sort order on server
Remove unused ressources

Mainly layout and styles from ActionBarCompat
Check setting before starting squeezeplayer