Fix PeriodicCallback usage for Tornado 5#1172

Merged

pitrou merged 7 commits intodask:masterfrom

pitrou:periodic_callback

Oct 31, 2017

Commits on Jun 14, 2017

Commits on Oct 23, 2017

Merge branch 'master' of https://github.com/dask/distributed into periodic_callback
Antoine Pitrou
committed
Remove more io_loop argument references
Antoine Pitrou
committed
Merge branch 'master' of https://github.com/dask/distributed into periodic_callback
Antoine Pitrou
committed

Commits on Oct 30, 2017

Merge branch 'master' into periodic_callback
pitrou
committed
Simplify compatibility code after https://github.com/tornadoweb/tornado/pull/2179 was merged
pitrou
committed