* functions_db.php, language_en.php, estado_grupo.php
estado_agente.php configurar_grupo.php lista_grupos.php
modificar_server.php: New feature implemented: groups could be
configured to do not launch alerts (Disabled field). Any agent
inside this group does not fire alerts while disabled will be
activated. Useful for programmed non-service periods or programmed
shutdowns.
git-svn-id: https://svn.code.sf.net/p/pandora/code/trunk@441 c3f86ba8-e40f-0410-aaad-9ba5e7f4b01f