Start adding support for the Boolean and operation.

Start adding support for the boolean and operation.  Currently it works if
parsed correctly, but the next commit is necessary so it can be parsed.

git-svn-id: https://groke.mcmaster.ca/svn/grad/colin/branches/TableTool_javization@10563 57e6efec-57d4-0310-aeb1-a6c144bb1a8b