fix bbox NoModificationAllowedError in Vectorizer
fix bbox NoModificationAllowedError in Vectorizer

eric-seekas/joint,tsuibin/joint,kmansel/joint,automagic/joint,clientIO/joint,kumilingus/joint,ubergrafik/joint,laurentj/joint,alirezamirian/joint,DavidDurman/joint,chill117/joint,eric-seekas/joint,josenberg/joint,josenberg/joint,kmansel/joint,DavidDurman/joint,validol-ekb/joint,ubergrafik/joint,gagaboy/joint,tsuibin/joint,SrTobi/joint,kumilingus/joint,validol-ekb/joint,durai145/joint,kumilingus/joint,kumilingus/joint,vebin/joint,chill117/joint,clientIO/joint,laurentj/joint,vtalas/joint,gagaboy/joint,automagic/joint,gagaboy/joint,ColinFrick/joint,chill117/joint,durai145/joint,clientIO/joint,vebin/joint,alirezamirian/joint,vtalas/joint,ColinFrick/joint,clientIO/joint,DavidDurman/joint,SrTobi/joint,vtalas/joint