Checkmk Werk 12123: Datasource Programs: fix upgrade problem for activemq rules

ID: 12123 Title: Datasource Programs: fix upgrade problem for activemq rules Component: Setup Level: 1 Class: Bug fix Version: 2.1.0i1 In the previous version, it was not possible to upgrade from a pre 2.0.0 version without running into a problem with activemq's existing rules. This werk fixes this behavior allowing to take over the old rules.