Author: Huong Nguyen
MDL-79920 tool_mfa: Minor updates
- String deprecation
- Use Prefetch for language strings
http://git.moodle.org/gw?p=moodle.git;a=commit;h=c11e160812557b8de4ab0614c48245077eda0d54
http://github.com/moodle/moodle/commit/c11e160812557b8de4ab0614c48245077eda0d54
+ 4.4 en [setup,tool_mfa]