Added PHP lesson links to the honepage

Author: eddiejaoude

index.html

@@ -81,6 +81,13 @@ <h2>Python</h2>
             <li><a href="python/lesson1/tutorial.html">Lesson 1 - Introduction to Python</a></li>
             <li><a href="python/lesson2/tutorial.html">Lesson 2 - Playing with variables</a></li>
           </ul>
+
+          <h2>PHP</h2>
+
+          <ul>
+            <li><a href="php/lesson1/tutorial.html">Lesson 1 - Online PHP Environment in Minutes</a></li>
+            <li><a href="php/lesson2/tutorial.html">Lesson 2 - Introduction to PHP</a></li>
+          </ul>
           </section>
           <footer>
           </footer>