Merge branch 'release/0.5.0-beta' into develop
Normalize metadata titles/names to ASCII
Fixed bug in client/server restarts
Fixed direct streaming routes and added log entry to indicate it isn't supported yet.
Updated spotify.py (v0.6.2-beta)
Bumped version to 0.5.1-beta
Merge branch 'release/0.5.1-beta' into beta