Bill Mann

If someone's going to play speech police, one might think it would be wise to make sure her own house was in order prior to hurling charges. But, for Arianna Huffington, editor of The Huffington Post, there are two sets of rules. Huffington, in an appearance on HLN's Feb. 2 "The Joy Behar Show," defended a Jan. 12 post by the Huffington Post's TV-Radio critic Bill Mann, which he called the…