Fish Shak isn't what it used to be. Literally. Last fall, that place in Kensington that always advertised enigmatic "fish tea" turned itself into Bread & Circus Theatre Bar, one of the tiniest places in the city to catch a show and drink a beer. And Fish Shak Co-op is the name of the company whose production of Morris Panych's two-hander Lawrence and Holloman is currently enjoying its second run inside the former seafood......