Allow adding draft test cases into a suite.
Allow adding draft test cases into a suite.

shinglyu/moztrap,bobsilverberg/moztrap,mozilla/moztrap,bobsilverberg/moztrap,shinglyu/moztrap,mccarrmb/moztrap,mozilla/moztrap,shinglyu/moztrap,mozilla/moztrap,mozilla/moztrap,mccarrmb/moztrap,bobsilverberg/moztrap,mccarrmb/moztrap,mccarrmb/moztrap,mozilla/moztrap,shinglyu/moztrap,mccarrmb/moztrap,shinglyu/moztrap,bobsilverberg/moztrap