FS#880 - field created_at in table clients 

Check if the mysql_connect function exists in the installer.

Improved regex for module and filename check in content.php and changed relative path to absolute path in include statement. Many thanks to Mirko for finding this.

Fixed a problem with broken tolower function in maildrop when compiled with some specific gcc settings by forcing lowercase addresses in master.cf and adding a workaround in case that tolower returns a empty result.

Added SOAP support for mail module. Many thanks to Arkadiusz Roch & Artur Edelman from Tri-Plex technology

Restart apache instead of reloading it when system is chrooted as a reload fails when mod_chroot is used.

Removed PHP_FCGI_CHILDREN variable form fcgi starter script. See http://www.howtoforge.com/forums/showthread.php?t=38650

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