Get a map displaying on the spots#new form
Populate the spot model with the marker location when clicked or dropped
Center the new spot location picker within the current place
Link the places#show page to the new spot form
Fix fatal error centering new spot location map in place with unlocated spots
Populate spot model with form data on change
Show a tooltip if the user doesn't mark their new spot on the map
Submit new spot data to the API
Create POST /api/spots
Display validation errors when submitting new spots
Make the new spot form able to actually create spots
Show a nice confirmation message once somebody's spot submission has been made