Modified website (added ddqn links)

Author: simoninithomas

docs/index.html

@@ -282,9 +282,8 @@ <h2>Part 3+: Improvments in Deep Q Learning</h2>
 <div class="row">
 <div class="col-lg-6">
   <h3>📜 Course: </h3>
-  <h3> 📅 June </h3>
-  <p>  You'll learn the <b>latests improvments in Deep Q Learning and how to implement them with Tensorflow.</b> </p>
-  <!--<a href="https://medium.freecodecamp.org/diving-deeper-into-reinforcement-learning-with-q-learning-c18d0db58efe">
+  <p>  You'll learn the <b>latests improvments in Deep Q Learning (Dueling Double DQN, Prioritized Expericence Replay and fixed q-targets) and how to implement them with Tensorflow.</b> </p>
+  <a href="https://medium.freecodecamp.org/improvements-in-deep-q-learning-dueling-double-dqn-prioritized-experience-replay-and-fixed-58b130cc5682">
               <button type="button" class="btn btn-success">Read the article
               </button>
           </a>
@@ -293,22 +292,20 @@ <h3> 📅 June </h3>
 
 
 
-            <a href="/simoninithomas/Deep_reinforcement_learning_Course/blob/master/Q%20learning/Q%20Learning%20with%20FrozenLake.ipynb">
+            <a href="https://github.com/simoninithomas/Deep_reinforcement_learning_Course/blob/master/Dueling%20Double%20DQN%20with%20PER%20and%20fixed-q%20targets/Dueling%20Deep%20Q%20Learning%20with%20Doom%20(%2B%20double%20DQNs%20and%20Prioritized%20Experience%20Replay).ipynb">
                 <button type="button" class="btn btn-success">👨‍💻 Read the notebook
                 </button>
             </a>
 
                 <br>
--->
 </div>
 <div class="col-lg-6">
   <h3>📹 Video: </h3>
-  <h3> 📅 06/30 </h3>
-    <p>  You'll learn <b>how to implement the improvments in Deep Q Learning with Tensorflow.</b> </p>
-</div>
+    <p>  You'll learn the <b>latests improvments in Deep Q Learning (Dueling Double DQN, Prioritized Expericence Replay and fixed q-targets) and how to implement them with Tensorflow.</b> </p>
+    </div>
 </div>
 <h3> 👨‍💻 Create an Agent that learns to play Doom Deadly corridor</h3>
-<img src="assets/img/video projects/deadlycorridor.png" alt="Vizdoom Deadly corridor"/>
+<iframe width="560" height="315" src="https://www.youtube.com/embed/-Ynjw0Vl3i4?showinfo=0" frameborder="0" allow="autoplay; encrypted-media" allowfullscreen></iframe>
 <br>
 <br>
 <!--<a href="https://github.com/simoninithomas/Deep_reinforcement_learning_Course/blob/master/Q%20learning/Q%20Learning%20with%20FrozenLake.ipynb">