Merge branch 'master' into xyz-edge-orientation

24 jobs for xyz-edge-orientation in 65 minutes and 34 seconds (queued for 32 minutes and 30 seconds)
latest
Name Stage Failure
failed
clang_8.0_eigen_petsc Pretest
[100%] Built target PolarLaplacian
[100%] Built target Chorin
[100%] Linking CXX executable geophysics_plume
[100%] Built target geophysics_plume
[100%] Linking CXX executable gmg_blending
[100%] Built target gmg_blending
make: *** [all] Error 2
Makefile:140: recipe for target 'all' failed
ERROR: Job failed: exit code 1