add maven step to execute.

6 jobs for feature/docker-ci in 3 minutes and 23 seconds (queued for 2 seconds)
Status Job ID Name Coverage
  Test
passed #50
docker
build

00:00:26

passed #55
docker
docker-build

00:00:36

passed #53
docker
int-test

00:01:11

passed #52
docker
package

00:00:37

passed #51
docker
test

00:00:31

passed #54
docker
docker-build

00:00:35