Add 2019 link to previous years, fix typo

Author: terriko

Diff for: students.html

@@ -293,7 +293,7 @@ <h2 class="content-head content-head-ribbon is-center">What do I need to know to
                             </ul>
                             <br />
                             <br />
-                            The second post is a blog post, here a student will be required to go into some detial on
+                            The second post is a blog post, here a student will be required to go into some detail on
                             what they are working on, what they struggle with, and what solutions they have come to.
                             There is no formal structure to this and every student is welcome to use their own style but
                             the above three questions should be answered in the blog post at some point.
@@ -472,6 +472,7 @@ <h2 class="content-head is-center">Where can I find information about previous y
                         <li><a href="https://wiki.python.org/moin/SummerOfCode/2016">SummerOfCode/2016</a></li>
                         <li><a href="http://python-gsoc.org/2017">Python GSoC 2017</a></li>
                         <li><a href="http://python-gsoc.org/2018">Python GSoC 2018</a></li>
+                        <li><a href="http://python-gsoc.org/2019">Python GSoC 2019</a></li>
 
                     </ul>
                 </div>