Check_MK Werk 1156: Graphs in HTML mails are now sent again where they where missing

ID: 1156 Title: Graphs in HTML mails are now sent again where they where missing Component: Notifications Level: 1 Class: Bug Fix Version: 1.2.5i6 A change from Tue Mar 4 prevented inclusion of PNP graphs in HTML mails in installations where the user "omdadmin" is not existant. This change fixes the problem and makes the graphs available again.