Make get_queue() return a SearchResult; add child_count to it.
Fixes for 'make lint'
get_queue: document max_items=0 and .child_count
fix
fix
fix
Add metadata to return structure of get_current_track_info
Merge remote-tracking branch 'origin/master' into get-queue-counts

Conflicts:
	soco/core.py
Merge remote-tracking branch 'origin/master' into get-queue-counts
revert
Add get_queue_size property and test

Bonus: added test for get_queue()
lint fix
Add test for all groups have a coordinator.

Some ZoneGroups have no coordinator set.
Amend zgs fixture for first group coordinator

The first ZoneGroup in the ZGS fixture nominated as coordinator a UUID not
present in that group.
Fix zone group built from zgs without coordinator.

Setting group coordinator to None inside the loop over group members cancels
a previous setting of the coordinator.
Merge remote-tracking branch 'upstream/master' into get-queue-counts
Move doc line down to properties section
Rename to property queue_size
Merge pull request #230 from simonalpha/fix-missing-zg-coordinator

Fix ZoneGroups built from ZoneGroupState without coordinator
Merge pull request #220 from robwebset/SetMetadataInTrackInfo

Add metadata to return structure of get_current_track_info