Marks assignments in a directory. Stores the results.
mark_my_dir(directory, lab_file, tasks = NULL, force_get_tests = FALSE)Directory with assignments files.
Assignment file to set before marking the assignment (url or local path).
Which task should be corrected (if more than one).
Default is all. To see the different task, see show_tasks.
Force download of test files before marking of assignments. Default is FALSE.