Author: Ilya Tregubov
MDL-78909 mod_lti: Support coursevisibility override for courses
http://git.moodle.org/gw?p=moodle.git;a=commit;h=f9b1bac756250b5cc8b2b470f5e1e0b0a8359120
http://github.com/moodle/moodle/commit/f9b1bac756250b5cc8b2b470f5e1e0b0a8359120
+ 4.3 en [showinactivitychooser,mod_lti]
+ 4.3 en [dontshowinactivitychooser,mod_lti]