Merge branch '2.1-dev' into 'master'

2.1 Release

Closes #72, #64, #65, #63, #37, #61, #62, #68, #70, and #67

See merge request !38
2 jobs for 2.1 in 1 minute and 27 seconds
latest
Status Job ID Name Coverage
  Test
passed #4079
whats-open-py3.5

00:01:25

passed #4080
whats-open-py3.6

00:01:27