Clean up to example.ChainNER4
Clean up to example.ChainNER4

pogren-oracle/factorie,malcolmgreaves/factorie,patverga/factorie,melisabok/factorie,strubell/factorie,joprice/factorie,digitalreasoning/factorie-scala-210,Craigacp/factorie,hlin117/factorie,asubbaswamy/factorie,factorie/factorie,zxsted/factorie