Checkmk Werk 13246: Fix label input fields only searched for labels beginning with search string

ID: 13246 Title: Fix label input fields only searched for labels beginning with search string Component: Multisite Level: 1 Class: Bug fix Version: 2.1.0i1 Label input fields like the filter "Host labels" or the label conditions field in rulesets only searched for labels matching the searched string at the beginning of the label. From now on this fields will search for labels containing the search string.