SERVER-8203: cleanup test for failing buildbot
SERVER-8279 warn if shard versions differ in mixed cluster
SERVER-8368 Don't check authorization for deleting cursors while holding a mutex that is usually acquired after the DB level lock
SERVER-8389 Do auth checks for index builds up front, before any locks have been acquired
Add bson_extract.cpp to client library
Add sasl_client_authenticate.h to dbclient.h
Make read_pref.js more resilient to transient network errors after a replSetReconfig
add a test for multiple 2dsphere fields and timing with and without index
SERVER-8387 check numWanted in geoNear
SERVER-8374 Mongos incorrectly parses read preference spec with $query syntax
SERVER-4237 Make jstests/repl/repl7.js work with auth