Integration with Angular

Creates angular "describe" blocks for features and scenarios and "it"
blocks for steps.  Also, now always tells cucumber that the step passed
(rather than allowing the client to do so), as we hand off execution of
the steps to Angular.
Integration with Angular

Missed from previous check in.  Create an Angular "describe" block for
each Cucumber feature.
Merge pull request #1 from timblinkbox/master

Integration with Angular Scenario Runner.
Merge remote-tracking branch 'original/master'
Update .travis.yml
Update README.md
Merge branch 'master' of https://github.com/maciejblinkbox/cucumber-js into cucumber-js/master

Conflicts:
	README.md