Update grunt and jshint to lint the gruntfile and test files
update gruntfile to pass jshint
Update test/unit/component to conform to jshint
Update test/unit/core to jshint
Update test/unit/events to follow jshint
update test/unit/lib to adhere to jshint
update test/unit/{media.html5,setup}.js to adhere to jshint
update test/unit/player to adhere to jshint
update test/unit/plugins to adhere to jshint
Merge pull request #325 from gkatsev/jshint

Add gruntfile and tests to Jshint linting