Author: Stephen Bourget
MDL-49296 Lesson: Add titles to action links
http://git.moodle.org/gw?p=moodle.git;a=commit;h=38335b585e5ae268e99388e2fe4063ec7242ff6e
http://github.com/moodle/moodle/commit/38335b585e5ae268e99388e2fe4063ec7242ff6e
+ 2.7 en [deletepagenamed,mod_lesson]
+ 2.7 en [movepagenamed,mod_lesson]
+ 2.7 en [previewpagenamed,mod_lesson]
+ 2.7 en [updatepagenamed,mod_lesson]