Add a Gemfile to cucumber tests
Use the pretty formatter in CI
Whitespace + code comments changes for travis install run-loop step
Clean up test/config/cucumber.yml

* remove Xcode 5.1.1 simulators
* remove minimum simulators
* add iphone 6 & 6+ simulators
Adjust which sims to target on travis-ci
Whitespace changes in test/cucumber/features
WIP Restricted travis.yml