Adding Search.Group to web API
Consolidated sub-structs; Added GroupQuery type
Adding Search service funcs for group search
Added StorageWriter.NewGroupSearch
Added checks for populated notification URLs before doing notifications.
Added a foreground option to search queries to force Search.Search to wait
Adding the initial GroupSearch brains
Moved the GroupSearch collection to the Search database
Added some necessary bits for updating the GroupSearch object after deploying the sub-searches
Added a Label field to the Search structs for export purposes
Added StorageReader.GetGroupSearch
Added a new searches table to every export and logic to automatically determine if the search is a group or single search