MongoDB: add $oids JSON extension.
MongoDB: add $oids JSON extension.

moritz9/redash,rockwotj/redash,44px/redash,44px/redash,44px/redash,alexanderlz/redash,hudl/redash,denisov-vlad/redash,useabode/redash,vishesh92/redash,useabode/redash,getredash/redash,crowdworks/redash,vishesh92/redash,chriszs/redash,getredash/redash,vishesh92/redash,moritz9/redash,hudl/redash,crowdworks/redash,crowdworks/redash,hudl/redash,hudl/redash,moritz9/redash,denisov-vlad/redash,useabode/redash,rockwotj/redash,crowdworks/redash,rockwotj/redash,chriszs/redash,alexanderlz/redash,getredash/redash,EverlyWell/redash,EverlyWell/redash,denisov-vlad/redash,chriszs/redash,EverlyWell/redash,vishesh92/redash,moritz9/redash,getredash/redash,rockwotj/redash,alexanderlz/redash,alexanderlz/redash,44px/redash,chriszs/redash,getredash/redash,EverlyWell/redash,denisov-vlad/redash,denisov-vlad/redash,useabode/redash