Silence some compiler warnings from Qt headers in clang 4.2 and gcc 4.8.
Fixes issue #3620
Send closed playlists too if requested.
New requests for opening and closing playlists in the network remote.
Automatic merge of translations from Transifex (https://www.transifex.net/projects/p/clementine/resource/clementineplayer)
Fixed issue 578: fade-in fade-out on (un)pause.
- Fix label texts in settings page.
- Remove logging.
RevealFileInFinder for mac "show file in browser"

on mac, use QProcess to call "/usr/bin/open -R file", which highlights the file
when you context-menu click "show file in browser", instead of merely opening
the directory

Fixes issue #3634
Add stereo balance slider as part of equalizer.
Add labels to the balance slider.
Fix bounds checking and scaling of stereo balance.
Automatic merge of translations from Transifex (https://www.transifex.net/projects/p/clementine/resource/clementineplayer)