INTPYTHON-824 Make $lookup use localField and foreignField#443

timgraham merged 1 commit intomongodb:mainmongodb/django-mongodb-backend:mainfrom

WaVEV:INTPYTHON-824-Refactor-lookup-stages-to-use-localField-and-foreignField-when-applicableWaVEV/django-mongodb-backend:INTPYTHON-824-Refactor-lookup-stages-to-use-localField-and-foreignField-when-applicableCopy head branch name to clipboard