Thanks for the great plugin. Just been testing on Moodle 2.7 and appears to work fine, but I am getting some warnings when debugging shows notices.
events_trigger() is deprecated, please use new events instead
line 283 of /lib/deprecatedlib.php: call to debugging()
line 367 of /mod/assign/submission/pdf/locallib.php: call to events_trigger()
line 5672 of /mod/assign/locallib.php: call to assign_submission_pdf->save()
line 5741 of /mod/assign/locallib.php: call to assign->save_submission()
line 395 of /mod/assign/locallib.php: call to assign->process_save_submission()
line 53 of /mod/assign/view.php: call to assign->view()
Invalid get_string() identifier: 'feedback' or component 'assignment'. Perhaps you are missing $string['feedback'] = ''; in mod/assignment/lang/en/assignment.php?
line 293 of /lib/classes/string_manager_standard.php: call to debugging()
line 6926 of /lib/moodlelib.php: call to core_string_manager_standard->get_string()
line 572 of /mod/assign/feedback/pdf/locallib.php: call to get_string()
line 68 of /mod/assign/feedback/pdf/editcomment.php: call to assign_feedback_pdf->edit_comment_page()