Notification of string changes

Author: David Woloszyn
MDL-79920 tool_mfa: Improve MFA management for users
Includes the ability to replace/update a factor. Major changes to
classes and strings were performed to allow for these improvements.


http://git.moodle.org/gw?p=moodle.git;a=commit;h=34bc9a2e9f5f49fc9deaa5fcb4a9c57bb9cd67b2
http://github.com/moodle/moodle/commit/34bc9a2e9f5f49fc9deaa5fcb4a9c57bb9cd67b2

+ 4.4 en [added,tool_mfa]
+ 4.4 en [areyousure,tool_mfa]
+ 4.4 en [confirmationreplace,tool_mfa]
+ 4.4 en [confirmationrevoke,tool_mfa]
+ 4.4 en [entercode,tool_mfa]
+ 4.4 en [error:couldnotreplace,tool_mfa]
+ 4.4 en [error:revoke,tool_mfa]
+ 4.4 en [factorreplace,tool_mfa]
+ 4.4 en [factorrevoked,tool_mfa]
+ 4.4 en [factorsetup,tool_mfa]
+ 4.4 en [lastused,tool_mfa]
+ 4.4 en [managefactor,tool_mfa]
+ 4.4 en [mfa:intro,tool_mfa]
+ 4.4 en [remove,tool_mfa]
+ 4.4 en [replace,tool_mfa]
+ 4.4 en [replacefactor,tool_mfa]
+ 4.4 en [revokefactor,tool_mfa]
+ 4.4 en [setupfactor,tool_mfa]
+ 4.4 en [verificationcode,tool_mfa]
+ 4.4 en [yesremove,tool_mfa]
+ 4.4 en [yesreplace,tool_mfa]
- 4.4 en [setup,tool_mfa]