zeroconf: Fix logger name
zeroconf: Catch DBusException from AddService

Fixes #576
zeroconf: Don't set host when binding to all interfaces
zeroconf: Wrap publish in try-except
zeroconf: Wrap unpublish in try-except
Merge pull request #580 from jodal/fix/zeroconf-invalid-host

Fix invalid host in Zeroconf
mpd: Don't save comments to tag cache

As they can contain newlines. Fixes #579.
mpd: bitrate in status response is always an int

Fixes #577
local: Ignore capitalization of excluded file exts

Fixes #575
docs: Update changelog
Merge branch 'develop' into feature/subcommands

Conflicts:
	mopidy/scanner.py