Don't close the DB and mongo connections after a transaction.
Don't close the DB and mongo connections after a transaction.

Those where put when trying to debug memory leakage issues. Hopefully,
they are not required any more.

jeffmcaffer/github-mirror,pombredanne/github-mirror,gousiosg/github-mirror,gousiosg/github-mirror,owenchen93/github-mirror,jeffmcaffer/github-mirror,pombredanne/github-mirror