better phrasing in gmsh test info output

better phrasing in gmsh test info output

better phrasing in gmsh test info output

update python tests to Firedrake revision aa5b26cee

Update README.md

Point to latest releases.  Thanks @ophirnt (https://github.com/ophirnt)!

indentation joy from update to petsc 3.21.1

copying easier without quotes

modernize README.md

some recent firedrake change made errors smaller

Clean argparse usage to be compatible with -options_left (new firedra…

…ke default).