Allow turning off analytics on welcome screen

www/assets/js/reporting.js

@@ -43,4 +43,14 @@ function trackPageView(url, title) {
             console.error(ex);
         }
     }
+}
+
+function privacyPromptDialog() {
+    app.dialog.confirm("Turn off anonymous reporting?", "Analytics", function () {
+        setStorage("analytics", "false");
+        app.toast.show({
+            text: "Analytics disabled.",
+            closeTimeout: 3000
+        });
+    });
 }

www/pages/welcome.html

@@ -27,7 +27,7 @@
                     <div class="col-100 text-align-center">
                         <p>Privacy Info: This app doesn't sell your data. We do collect a small amount
                             of analytics to help improve the app. You can opt out in the
-                            app settings.
+                            app settings or by <a href="#" onclick="privacyPromptDialog()"><span class="taptext">tapping</span><span class="clicktext">clicking</span> here.</a>
                     </div>
                 </div>
             </div>