Check_MK Werk 1546: Fixed adding cluster nodes to new cluster in complain phase

ID: 1546 Title: Fixed adding cluster nodes to new cluster in complain phase Component: WATO Level: 1 Class: Bug Fix Version: 1.2.5i7 When adding a cluster without node, getting into the complain phase and then adding a node, the cluster node field list did not extend to make it possible to add multiple nodes.