Merge branch '111-explicit-relative' into '2.2-dev'

Resolve "Use Explicit Relative Imports"

See merge request !94
4 jobs for 103-flake8 in 1 minute and 37 seconds (queued for 1 second)
Status Job ID Name Coverage
  Test
passed #2657
Go-py2.7

00:01:32

passed #2658
Go-py3.4

00:01:35

passed #2659
Go-py3.5

00:01:37

passed #2660
Go-py3.6

00:01:35