SERVER-12329 UpdatedExisting always true after update command
SERVER-12324 replaced std::stream with str::stream in db/query and db/exec
SERVER-11767 allow more time for records to replicate, on slower builders
SERVER-8871 admin hints
SERVER-11681 remove unneeded WBL warning (current code was causing compilation warning)
SERVER-11875 revert distlock conversion
SERVER-12328 remove plans from the cache if they are not performant
SERVER-12356 Error object returned to shell is displayed as [object Object]
SERVER-12328 do not add cache feedback if the runner has been killed
SERVER-12274 mongos GLE changes for better backwards compatibility
SERVER-10026 runners silently drop results that are lacking data due to invalidation
SERVER-10026 modify stages to preserve and expect invalidated docs
SERVER-10026 update dbtests for keeping invalidated docs in query
SERVER-12274 make osx happy by explicitly stack-alloc'ing temporary
SERVER-9466 always display numYields in slow query log
SERVER-11643: remove nsdetails from repl
SERVER-12328 fix bad verifies in cached plan runner
Swallow return value of writes in tcmalloc profiling code, to satisfy some compilers.
SERVER-2677 Allow hint to work with the count command.