Added a sample protractor e2e test.
Added a basic protractor config.
Added protractor to package.json.
Added grunt-protractor-runner.
Added more comprehensive protractor config settings.
Moving 'How to Use REPL' under 'How to Use'
Merge branch 'dev' of github.com:pilwon/ultimate-seed into dev
Merge branch 'master' into dev
Added instruction for running Protractor

Protractor is E2E test framework for AngularJS. Running it requires some setup and here is how-to guide for that.
Added protractor settings to Gruntfile.
Merge branch 'dev' of github.com:pilwon/ultimate-seed into dev