Load all songs that require disc-read non-blocking.
Coding style fixes for async song load.
Documentation update for async song load.
Merge pull request #4270 from fumiyas/master

Update Transifex URL
Merge pull request #4263 from abika/master

Load all songs that require disc-read non-blocking.
Remove space in provider’s name
Merge pull request #4277 from Fitoschido/patch-1

[Trivial] Remove space in provider’s name
Automatic merge of translations from Transifex (https://www.transifex.com/projects/p/clementine/resource/clementineplayer)
Remove unnecessary string conversion.
Merge pull request #4278 from paperbagcorner/fix-filename

Remove unnecessary string conversion
SoundCloud: retrieve stream playlists
SoundCloud: retrieve user's playlists
Reorder SoundCloud menu
Fix slow library search on sqlite 3.8.
Automatic merge of translations from Transifex (https://www.transifex.com/projects/p/clementine/resource/clementineplayer)
Add explanatory comment to last commit.
Merge pull request #4285 from paperbagcorner/sqlite-3.8

Fix slow library search on sqlite 3.8.
Bump changelog for 1.2.3
Try to make the slider more accurate when moodbar is activated.
Previously, the slide wasn't displayed at the exact position where the user clicked, and the moodbar's width was equal to the slider's width, while it should have been as long as long the groove.
Very minor style change