Author: Damyon Wiese
MDL-58220 oauth2: More help buttons
Add help for system account connections and discovery.
http://git.moodle.org/gw?p=moodle.git;a=commit;h=738c4a2a73462c24137cb5d76f71968764485e2f
http://github.com/moodle/moodle/commit/738c4a2a73462c24137cb5d76f71968764485e2f
+ 3.3 en [discovered_help,tool_oauth2]
+ 3.3 en [systemaccountconnected_help,tool_oauth2]