Password storage update/status

Last update on: 2014-03-monthly

2014-01-31
* Multiple RFCs merged into https://www.mediawiki.org/wiki/Requests_for_comment/Passwords 
 * Identified and fixed several issues in https://gerrit.wikimedia.org/r/#/c/77645/

2014-02-28
Password Expiration merged (https://gerrit.wikimedia.org/r/#/c/92037). Continued work on Passwords RFC process.

2014-03-monthly
Password hashing ready for merge (pending a fix to phpunit). Passwords no long required to meet complexity requirements to login, part of the outcome of https://www.mediawiki.org/wiki/Requests_for_comment/Passwords. $wgMinimalPasswordLength can now be adjusted without locking out non-compliant users.