0.9.12-devel-20140512 available

Allow defining monitor type in custom actions, added copy button for actions and servers, added options for Icinga to use display_name for hosts and services, added Referer HTTP header for Icinga 1.11 command execution, stop sound notification if nothing remains to alert about, fix for sometimes not working context menu, hide unused controls for Zabbix servers, fixed Opsview downtime dialog