GitIssue #2 - Replace the util mh_ functions with MHUtil class.
GitIssue #3 - Incorrect call to $PAGE->url->compare without setting the $PAGE url in settings.php.
GitIssue #4 - Added unit tests for MHUtil and Gradebook service.
GitIssue #5 - Gradebook service test client.
GitIssue #6 - Web services adjustments and new services: get_user_info and validate_login.
Merge branch 'master' of github.com:itamart/moodle-block_mhaairs.