The public education system in Maryland has officially gone off the deep end.The Old Line State — where kids have been suspended for making guns with their fingers and with toaster pastries — now boasts a school district that prohibits hugging and homemade food in public elementary schools for anyone except a parent’s own children.Parents must also register to enter the playground and they can’t push anyone except their own kids on the swings. The Enterprise, a member of Southern Maryland Newspapers, has the story.Officials with St. Mary’s County Public Schools say the new rules are necessary to provide a...