add a stubbed version of the ignore script

scripts/system/ignore.js

@@ -0,0 +1,40 @@
+//
+//  ignore.js
+//  scripts/system/
+//
+//  Created by Stephen Birarda on 07/11/2016
+//  Copyright 2016 High Fidelity, Inc.
+//
+//  Distributed under the Apache License, Version 2.0.
+//  See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
+//
+
+// grab the toolbar
+var toolbar = Toolbars.getToolbar("com.highfidelity.interface.toolbar.system");
+
+// setup the ignore button and add it to the toolbar
+var button = toolbar.addButton({
+    objectName: 'ignore',
+    imageURL: Script.resolvePath("assets/images/tools/mic.svg"),
+    visible: true,
+    buttonState: 1,
+    alpha: 0.9
+});
+
+var isShowingOverlays = false;
+
+// handle clicks on the toolbar button
+function buttonClicked(){
+    if (isShowingOverlays) {
+        hideOverlays();
+    } else {
+        showOverlays();
+    }
+}
+
+button.clicked.connect(buttonClicked);
+
+// remove the toolbar button when script is stopped
+Script.scriptEnding.connect(function() {
+    toolbar.removeButton('ignore');
+});