added cucumber
added get direction feature
UI partially done
added directions feature
added step definition
added home spec
Added library for google directions
added cost module
added emission
formatting
deleted app/lib
removed cucumber
changed quotes to be consistent in Gemfile
updated spacing in /lib files to 2 spaces
Merge branch 'develop' into feature/4-map-routes

Conflicts:
	Gemfile
	Gemfile.lock
Remove ruby version from Gemfile for Travis CI functionality
Merge pull request #21 from CodeforAustralia/feature/4-map-routes

Feature/4 map routes