fixed up how creating/updating siftr_url works
fixed up how creating/updating siftr_url works

ARISGames/server,ARISGames/server,tl-its-umich-edu/ARISGames-server,tl-its-umich-edu/ARISGames-server,tl-its-umich-edu/ARISGames-server,ARISGames/server,ARISGames/server,tl-its-umich-edu/ARISGames-server