return the destination stream in GridStore.pipe
Avoid MongoClient connect hanging due to secondaries blocking on auth due to write operations or commands like index building
Set default connect timeout to 30sec
Merge remote-tracking branch 'iam/1.4' into 1.4
Fixed command cursor to support 0.8 correctly via readable-stream module
Updating history, package and docs
Downgraded nodeunit to run against 0.8.x