ns - Updated metagrammar with bugfix
ns - Updated metagrammar with bugfix

git-svn-id: 187a4080048d9d4c52729886a33adbc5b789576d@447 0990e5dc-4a6a-4c17-b0d6-4743f9744c17

maddenp/treetop,xiaohui-zhangxh/treetop,cjheath/treetop,nathansobo/treetop