[cli] Add '_build' to .gitignore.
[cli] Generalize the build function to process ocamlbuild exit code.
[cli] Move test command functionality to its own module.
[cli] Change the exit-code handling to an optional argument.
[cli] Finish helper functions for harness.
[cli] Add function to get exit code of build.
[cli] Move the rubric functionality to its own module.
[cli] Add function to get subdirectories.
[cli] Finish the initial port of the harness command.
[cli] Change order of arguments to comply with grammar.
[cli] Fix typo
[cli] Add run command.
[cli] Move rubric to command.
[cli] Add the command for rubric.
Merge branch 'command' of github.com:bkc39/tools into command