Added initial set of mocha tests
Adding the RequestRunner Class, adding jsdocs to all Classes.
Missing documentation
Adding missing documentation.
Added initial set of test cases
Made the RequestRunner as a singleton object
Correct tests for testing requestrunner execute
Resovled merge conflicts and PR beforeEach fix
missed out the this :neutral_face:
Grunt tasks for mocha tests
Merge pull request #12 from prakhar1989/master

Good work :8ball: