Add optional params to BusStops.near
Add optional params to BusStops.live
Merge branch 'feature/bus_stops_optional_params'
Remove request stubs from specs
Stub nearby bus stops spec
Revert "Remove request stubs from specs"

This reverts commit b1da8fa09ac3f19f8bbd4f670ef64d92b1b1f4e8.
Stub nearby bus stop requests inside spec
Add Rake tasks for Cucumber and RSpec
Add Cucumber env.rb
Add ruby version file with 2.1.5 specified
Add cucumber tests with usage instructions from README
Isolate BusStop live departures spec