Remove type hint for preAction argument
Fixes CAPTCHA issues
Merge pull request #1020 from voltan/develop

Add persian language - part 1
Code refactoring for required asterisk mark
Typo fix
Added getName method to authentication strategy classes
Added email notifcation for user register access
Update theme-customize.js
Merge pull request #1021 from sexnothing/develop

Update theme-customize.js
Remove debugging code
Fix for CAPTCHA issue
Use update time as first choose to order article #1003
Added verification of email change
Merge pull request #1022 from linzongshu/develop

Use update time as first choose to order article #1003
Added support for expiration in user data
Added string service for multi-byte string
Upgrade ZF to 2.2.6 final
Fixed bug mentioned in #1024
Merge pull request #1025 from linzongshu/develop

Fixed bug mentioned in #1024
Fixed bug of article module