==== Required information ====
- iRedMail version (check /etc/iredmail-release): 0.9.4
- Linux/BSD distribution name and version: deb 8
- Store mail accounts in which backend (LDAP/MySQL/PGSQL): MySQL
- Web server (Apache or Nginx):Nginx
- Manage mail accounts with iRedAdmin-Pro? yes
- Related log if you're reporting an issue:
====

User password creation with different interfaces (iredadmin, sogo, roundcube)
Should be same policy for all interfaces.

iRedAdmin-PRO -----------------------------------------
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Password must contain
at least one letter
at least one uppercase letter
at least one digit number
at least one special character: #$%&'"*+-,.:;!<=>?@[]/\(){}^_`~

ROUNDCUBE ---------------------------------------------
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Password must be at least 8 characters long.
Password must include at least one number and one symbol.

Sogo  -------------------------------------------------
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NO password restrictions. One can choose week password even without entering your current password.