Cosmetic changes

www/controller/GanttSchedulingController.js

@@ -1041,7 +1041,7 @@ Ext.define('GanttEditor.controller.GanttSchedulingController', {
                 for (var i = 0; i < nodes.length; i++) {
                     var task = nodes[i];
                     var taskId = task.get('id');
-                    if (changedNodesHash[taskId]) { continue; }
+                    if (changedNodesHash[taskId]) { continue; }		// avoid pushing the same node twice!
                     changedNodes.push(task);
                 }
             }

www/controller/GanttZoomController.js

@@ -120,6 +120,7 @@ Ext.define('GanttEditor.controller.GanttZoomController', {
         var reportStartTime = new Date('2099-12-31').getTime();
         var reportEndTime = new Date('2000-01-01').getTime();
 
+	// Accept that some tasks may have not been scheduled
         var rootNode = ganttBarPanel.objectStore.getRootNode();
         rootNode.cascadeBy(function(model) {
             var start_date = model.get('start_date'); if (!start_date) return;

www/view/GanttBarPanel.adp

@@ -428,7 +428,6 @@ Ext.define('GanttEditor.view.GanttBarPanel', {
 	// Calculate the per-user hash of assignments of a user to other tasks
 	me.setupOverassignments();
 
-
         // Iterate through all children of the root node and check if they are visible
         rootNode.cascadeBy(function(model) {
             var viewNode = ganttTreeView.getNode(model);