Version bump and changelog

CHANGELOG

 Changelog
 =========
 
+0.6 (Unreleased)
+----------------
+
 
-0.5 (Unreleased)
+0.5 (2018-02-24)
 ----------------
 
 - Front: Now reset player colors when track has no cover (#46)
@@ -30,6 +33,13 @@ for an implementation.
 
 On the frontend, usage of transcoding should be transparent in the player.
 
+Music Requests:
+
+This release includes a new feature, music requests, which allows users
+to request music they'd like to see imported.
+Admins can browse those requests and mark them as completed when
+an import is made.
+
 0.4 (2018-02-18)
 ----------------
 

api/funkwhale_api/__init__.py

 # -*- coding: utf-8 -*-
-__version__ = '0.4'
+__version__ = '0.5'
 __version_info__ = tuple([int(num) if num.isdigit() else num for num in __version__.replace('-', '.', 1).split('.')])