Strip off leading # mark.
Strip off leading # mark.

I had never tested this feature properly, and forgot to strip off the
leading "remove repository" symbol.

Thanks to goern for testing and reporting the issue.

bhalothia/oh-my-vagrant,bhalothia/oh-my-vagrant,purpleidea/oh-my-vagrant,bhalothia/oh-my-vagrant,geekcheng/oh-my-vagrant,gpjonesii/oh-my-vagrant,LalatenduMohanty/oh-my-vagrant,LalatenduMohanty/oh-my-vagrant,br0ziliy/oh-my-vagrant,br0ziliy/oh-my-vagrant,br0ziliy/oh-my-vagrant,gpjonesii/oh-my-vagrant,mairin/oh-my-vagrant,goern/oh-my-vagrant,purpleidea/oh-my-vagrant,geekcheng/oh-my-vagrant,goern/oh-my-vagrant,gpjonesii/oh-my-vagrant,mairin/oh-my-vagrant,LalatenduMohanty/oh-my-vagrant,goern/oh-my-vagrant,ncoghlan/oh-my-vagrant,ncoghlan/oh-my-vagrant,purpleidea/oh-my-vagrant,mairin/oh-my-vagrant,geekcheng/oh-my-vagrant