Zabbix

 - [ZBX-2532] fixed outdated information in "server info" screen element (Sasha)
 - [ZBXNEXT-377] added support of passive mode for proxies (Sasha)
   [Removed unused macros ZBX_POLLER and ZBX_UNUSED(a) (asaveljevs)]
   [Removed functions zbx_atoui64() and zbx_atod() (asaveljevs)]
   [svn merge svn://svn.zabbix.com/branches/1.8 -c12802]