Don't try automatic resume during upload

Author: facchinm

app/src/processing/app/AbstractMonitor.java

@@ -83,7 +83,7 @@ public void actionPerformed(ActionEvent ae) {
               suspend();
             }
           } else {
-            if (closed) {
+            if (closed && (Editor.avoidMultipleOperations == false)) {
               resume(boardPort);
             }
           }

app/src/processing/app/Editor.java

@@ -181,7 +181,7 @@ public boolean test(SketchController controller) {
 
   private int numTools = 0;
 
-  public boolean avoidMultipleOperations = false;
+  static public boolean avoidMultipleOperations = false;
 
   private final EditorToolbar toolbar;
   // these menus are shared so that they needn't be rebuilt for all windows