added debugger gem for development
user only sees the 'LogOut' button when logged in. fixed github API query to use .env
added spiderfied.js to enable spiderfying google maps
moved up the script source for google maps api above asset pipeline

* googlemaps api has to be required before the spiderfied js
got rid of comments and unused lines of code from map-boots.js
initialize method now instantiates OverlappingMarkerSpiderfier
refactored createInfoWindowUponClick()
icons spiderfy upon getting clicked
Merge pull request #19 from cpkenn09y/spiderfier

Spiderfier