Update Image Assistant links

recording.ipynb

@@ -155,9 +155,11 @@
    "source": [
     "## Image Assistant\n",
     "\n",
-    "The website http://hauptmikrofon.de provides a Java-Applet named\n",
-    "*Image Assistant* (which may or may not work in some browsers and) which can be used to get the same information as we\n",
-    "calculated in the previous exercises - and much more.\n",
+    "There is an HTML5 web-app called *Image Assistant* at http://ima.schoeps.de/ which can be used to get the same information as we calculated in the previous exercises - and much more.\n",
+    "\n",
+    "Its predecessor is a Java-Applet which is still available at http://hauptmikrofon.de/index.php/stereo-3d/image-assistant/v2-1-java-applet.\n",
+    "\n",
+    "You can use either one, they may or may not work depending on your browser.\n",
     "\n",
     "*Exercise:* Use the values from the previous exercises and check if a similar result is\n",
     "displayed.\n",
@@ -204,9 +206,9 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.4.4"
+   "version": "3.5.1+"
   }
  },
  "nbformat": 4,
- "nbformat_minor": 0
+ "nbformat_minor": 1
 }