Mitigate stdout roaming through editor consoles

Still not a perfect solution; two compilation outputs will mix up anyway.

A major refactor should be needed to avoid using System.out anywhere and inverse multiplexing the streams so they can be muted or replicated on any Console.

Author: facchinm

app/src/processing/app/Base.java

@@ -629,9 +629,6 @@ protected void handleActivated(Editor whichEditor) {
         System.err.println(e);
       }
     }
-
-    // set the current window to be the console that's getting output
-    EditorConsole.setCurrentEditorConsole(activeEditor.console);
   }
 
   protected int[] defaultEditorLocation() {

app/src/processing/app/Editor.java

@@ -343,6 +343,9 @@ public void windowDeactivated(WindowEvent e) {
     // Open the document that was passed in
     boolean loaded = handleOpenInternal(file);
     if (!loaded) sketchController = null;
+
+    // default the console output to the last opened editor
+    EditorConsole.setCurrentEditorConsole(console);
   }
 
 
@@ -2536,6 +2539,7 @@ public void handlePlotter() {
 
   private void handleBurnBootloader() {
     console.clear();
+    EditorConsole.setCurrentEditorConsole(this.console);
     statusNotice(tr("Burning bootloader to I/O Board (this may take a minute)..."));
     new Thread(() -> {
       try {

app/src/processing/app/SketchController.java

@@ -631,6 +631,8 @@ public String build(boolean verbose, boolean save) throws RunnerException, Prefe
       progressListener.progress(20);
     }
 
+    EditorConsole.setCurrentEditorConsole(editor.console);
+
     ensureExistence();
 
 
@@ -693,6 +695,8 @@ private boolean upload(String suggestedClassName, boolean usingProgrammer) throw
     UploaderUtils uploaderInstance = new UploaderUtils();
     Uploader uploader = uploaderInstance.getUploaderByPreferences(false);
 
+    EditorConsole.setCurrentEditorConsole(editor.console);
+
     boolean success = false;
     do {
       if (uploader.requiresAuthorization() && !PreferencesData.has(uploader.getAuthorizationKey())) {