Author: Shamim Rezaie
MDL-70172 output: pages with main logo should have a first-level header
http://git.moodle.org/gw?p=moodle.git;a=commit;h=9aad72e85bbab9b102d44e12acaf8d055c6e8fe0
http://github.com/moodle/moodle/commit/9aad72e85bbab9b102d44e12acaf8d055c6e8fe0
+ 3.9 en [logoof,core]