marker and view are set when entered location
update data based on locatoin distance
validation to only allow unique :incidentnums, rake task to download latest csv from data.sfgov.org
poor mans heat  map
validation to only allow unique :incidentnums, rake task to download latest csv from data.sfgov.org
remove unnecessary backup of csv file
Merge pull request #14 from csmalin/tests

started writing tests, changed safety_score to threat_level
fix merge conflicts
Merge pull request #13 from csmalin/rake_task_for_updating_records

Rake task for updating records
switched to google maps, added heat maps
marker and view are set when entered location
update data based on locatoin distance
poor mans heat  map
switched to google maps, added heat maps
merge conflicts
Update Gemfile
added more tests