Merge branch 'master' into 'stable'

Master

new stable release

See merge request !55
3 jobs for stable in 1 minute and 55 seconds
Status Job ID Name Coverage
  Test
passed #2642
lint
test:lint

00:00:19

passed #2643
docker
test:py2.7

00:01:35

54.0%
passed #2644
docker
test:py3.4

00:01:46

54.0%