Add meta to Trail
Add itemMeta to UpdateList and emptyTrailWithId method
Add updateItemMetaList for update meta, update live list
Change update list to deal with adding an item at position of itself
(This is basically moving the 409 from the Controller to here)
Change the group value in js to a string
Use incoming meta.group
Update both draft and live metadata
When creating an empty trail use metadata from UpdateList
Remove title, trailImage and linkText from Trail
Grab any guardian query param val
Make lower droppable area larger
Merge branch 'facia-tool-metadata' of github.com:guardian/frontend into facia-tool-metadata
Live button bg
Stay in line with lazy vals
Update splitList with type and comment for different indexes
Rename vals
Merge branch 'facia-tool-metadata'