Add gevent compatibility

4 jobs for master in 2 minutes and 34 seconds (queued for 1 second)
Status Job ID Name Coverage
  Test
passed #2738
test2.7

00:02:21

passed #2739
test3.6

00:02:23

 
  Deploy
passed #2740
pages

00:00:11

passed pages:deploy

00:00:00