The grace period at the Houston Public Library for all undesirables is officially over, it seems. A Houston police officer confronted some members of Food Not Bombs on Monday night - the group serves food to the homeless outside the library - to tell them to start thinking about another base of operation. "There were some other cops talking to some homeless people about an incident with a drunk woman, so at first it seemed like they were a part of that, but as soon as they started talking to us,