Merge pull request rethinkdb#139 from rethinkdb/fix-dump-command

Fix dump command

Merge pull request rethinkdb#130 from rethinkdb/dependabot/pip/trio-0…

….12.1

Bump trio from 0.11.0 to 0.12.1

Fix setup.py (rethinkdb#117)

Fix StopIteration exception related issue (rethinkdb#115)

* Fix issue rethinkdb#110

* Add unit and integration tests for r.now()

* Fix indentation

use the correct binary

Check PR identifier properly