Merge remote-tracking branch 'origin/master' into tasks_cleanup

.gitignore

CONTRIBUTING.md

configure.ac

examples/GreshoVortex/getGlass.sh

examples/GreshoVortex/gresho.yml

examples/GreshoVortex/makeIC.py

examples/GreshoVortex/plotSolution.py

examples/GreshoVortex/run.sh

examples/GreshoVortex/solution.py

examples/PerturbedBox_2D/makeIC.py

examples/PerturbedBox_2D/perturbedPlane.yml

examples/PerturbedBox_3D/makeIC.py

examples/PerturbedBox_3D/perturbedBox.yml

examples/PerturbedBox_3D/run.sh

examples/SedovBlast_2D/getGlass.sh

examples/SedovBlast_2D/makeIC.py

examples/SedovBlast_2D/plotSolution.py

examples/SedovBlast_2D/run.sh

examples/SedovBlast_2D/sedov.yml

examples/SedovBlast_3D/makeIC.py