Reduce Hazard service options

• Remove usage service in favor of root service context path call without any arguments
• Switch to hybrid slash and query model: lon/lat/vs30 required, query max-direction and truncate booleans optional

changed milestone to %NSHM App Update

added Services label

added To Do label

mentioned in merge request !509 (merged)

added Needs Review label and removed To Do label

mentioned in commit 7082888b

closed with merge request !509 (merged)

removed Needs Review label

marked the checklist item Remove usage service in favor of root service context path call without any arguments as completed

marked the checklist item Switch to hybrid slash and query model: lon/lat/vs30 required, query max-direction and truncate booleans optional as completed