bug fix and some cosmetics

12 jobs for hmc in 13 minutes and 5 seconds (queued for 2 seconds)
latest
Status Job ID Name Coverage
  Build Docker
passed #1105797
build_docker_from_cache

00:00:17

 
  Test
passed #1105799
test_mpi

00:00:19

passed #1105798
test_serial

00:05:01

84.0%
 
  Demo Runs
passed #1105806
run_bernoulli

00:00:31

passed #1105807
run_curve_fitting

00:00:29

passed #1105802
run_getting_started_1

00:00:34

passed #1105803
run_getting_started_2

00:01:00

passed #1105804
run_getting_started_3

00:02:34

passed #1105805
run_getting_started_mf

00:07:45

passed #1105800
run_ipynb0

00:01:36

passed #1105801
run_ipynb1

00:00:42

passed #1105808
run_visual_mgvi

00:01:23