Implement findOneAndDelete command

[maheshrajamani]

Deletes a single document based on the filter and sort criteria, returning the deleted document.
The command accepts filter clause, sort clause and projection to be applied for the response document that was deleted
Sample request:
{ "findOneAndDelete": { "filter": {"location": "London"}, "sort" : ["race.start_date"], "projection" : {"location": 1} } }

Sample Response:
{ "data": { "docs": [ { "_id": "1", "location": "New York", "count": 3 } ], "count": 1, "status": { "deletedCount": 1 } } }