Merge pull request #1866 from aheritier/updateNode

Jenkins.updateNode(): Call getQueue().scheduleMaintenance() to be sure to update builds in the queue with the change done in the node (+  Add since 1.634)

core/src/main/java/jenkins/model/Jenkins.java

@@ -1754,6 +1754,7 @@ public class Jenkins extends AbstractCIBase implements DirectlyModifiableTopLeve
     /**
      * Updates an existing {@link Node} on disk.
      * @see Nodes#updateNode
+     * @since 1.634
      */
     public boolean updateNode(Node n) throws IOException {
         return nodes.updateNode(n);

core/src/main/java/jenkins/model/Nodes.java

@@ -176,6 +176,7 @@ public class Nodes implements Saveable {
                 }
             });
             persistNode(node);
+            jenkins.getQueue().scheduleMaintenance();
             return true;
         }
         return false;