Map Bounds in Service Usage

Add GeoJSON feature collection for map bounds in service usage

Needs nshmp-lib#175 (closed)

changed the description

assigned to @bclayton

changed milestone to %NSHM Hazard Tool - Sprint 4

added To Do label

added In Progress label and removed To Do label

added To Do label and removed In Progress label

added In Progress label and removed To Do label

mentioned in merge request !663 (merged)

mentioned in commit 43216c93

closed with merge request !663 (merged)

removed In Progress label