While analysts argue over what outcome they expect to see from the Federal Trade Commission (FTC) inquiry into Herbalife Ltd. (NYSE:HLF) that came to light this week, hedge fund managers have already taken sides on the stock with Bill Ackman short and basically everyone else going long. Ackman vs. Icahn, Soros, Loeb… Talking with Street Smart host Trish Regan on Bloomberg TV, Bill Cohan (who has done extensive profiles of both Ackman and Dan Loeb) pointed out that Carl Icahn, William Stiritz, George Soros, and of course Dan Loeb have all at some point made money by going long against…