Added gmaps4rails @hash generator for map markers to the attractions controller.
Changed the generated map in application.html.erb to pash in new hashes. Added
a map display fix to the overides scss. Changed the Space Needle longitude in
the seed database.
Rubocop changes.
Merge pull request #15 from Seattle-Attractions/map_markers

#25 Added gmaps4rails @hash generator for map markers to the attractions con...