report ok
Add new QueryManager and update SelectManger to use new API
App failing; convert SelectManager to collection format
Returns blockgroups when panning and zooming.
Abort geo_query if another one is started. One oddity to note is that while only one query is made here, they seem to be made in triplicate on the API side of things. Also, abandoned queries don't get cleaned up by the API, leading to too many clients.