fix mongodb configutation for new driver
fix mongodb configutation for new driver

meteficha/persistent,andrewthad/persistent,greydot/persistent,jasonzoladz/persistent,gbwey/persistent,jasonzoladz/persistent,superduper/persistent,mitchellwrosen/persistent,plow-technologies/persistent,andrewthad/persistent,erikd/persistent,mitchellwrosen/persistent,naushadh/persistent,gbwey/persistent,gbwey/persistentold,greydot/persistent,nakaji-dayo/persistent,mkscrg/persistent,nakaji-dayo/persistent,superduper/persistent,andrewthad/persistent,paul-rouse/persistent,mitchellwrosen/persistent,gbwey/persistentold,mkscrg/persistent,meteficha/persistent,nakaji-dayo/persistent,yesodweb/persistent,pseudonom/persistent,junjihashimoto/persistent,greydot/persistent,jcristovao/persistent,meteficha/persistent,rdnetto/persistent,bitemyapp/persistent,junjihashimoto/persistent,rdnetto/persistent,psibi/persistent,jasonzoladz/persistent,jcristovao/persistent,mkscrg/persistent,pseudonom/persistent,jcristovao/persistent,superduper/persistent,creichert/persistent,gbwey/persistent