The Comedy Club at Mandela Hall is a fairly popular event, regardless of who is performing, but it seemed a testament of sorts to the forward-thinking nature of the NI comedy crowd that the place was packed and the bill consisted of two female comedians. One better known than the other but neither household names. Colin Murphy did his usual shtick, and while it’s not to my taste much of the audience seemed to enjoy. I was considering forgiving him his broadness, and then he fell at the only  hurdle a compere really must not fall at: he got Diane…