Update for MongoDB driver 2.10.4 and add Azure Cosmos support#18

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FreedomMercenary wants to merge 3 commits intoCaptainCodeman:masterfrom

FreedomMercenary:master

Commits on Apr 22, 2015

Updating to use MongoDriver 2.0 non legacy
Bret Ferrier
committed

Commits on Nov 7, 2015

Updating how it is serialized, doesn't keep duplicate keys or values
runxc1
committed

Commits on Jun 15, 2020

Update MongoDB driver to 2.10.4.
FreedomMercenary
committed