Fix permalinks on Credits page (#624)

* Remove unused CSS from credits page
and see if that fixes the broken permalink

* Add missing tags and stuff

Author: pllim

credits.html

@@ -10,10 +10,6 @@
 <link rel="stylesheet" type="text/css" href="css/style.css" />
 <link rel="stylesheet" type="text/css" href="css/jquery.sidr.light.css" />
 
-<style>
-   table.roles td {word-break:normal}
-</style>
-
 <title>Astropy Credits</title>
 
 <!-- Google analytics -->
@@ -93,8 +89,7 @@ <h1 id="astropy-credits">Astropy Credits<a class="paralink" href="#astropy-credi
 </section>
 
 <section>
-<h1 id="lifetime-credits">Lifetime Contributors<a class="paralink"
-href="#lifetime-credits" title="Permalink to this headline">¶</a></h1>
+<h1 id="lifetime-credits">Lifetime Contributors<a class="paralink" href="#lifetime-credits" title="Permalink to this headline">¶</a></h1>
 
     <p>Here we list individuals who estimate they have spent 2000 hours or more,
     equivalent to full time for a year, working on and contributing to the
@@ -237,7 +232,7 @@ <h3 id="tom-robitaille">Tom Robitaille</h3>
     coordinated packages, serving as a release manager, GSoC coordinator, and
     member of the Coordination Committee.
 
-
+</section>
 <section>
 
 <h1 id="institutional-support">Institutional Support<a class="paralink" href="#institutional-support" title="Permalink to this headline">¶</a></h1>
@@ -290,10 +285,17 @@ <h3 id="europlanet-society">Europlanet Society</h3>
 European Union's Horizon 2020 research and innovation programme, under grant agreement No 871149.
 This funding is used in particular to support the ongoing work on planetary reference frames and
 world coordinate system.
+</section>
+
+<footer>
+  <script src="https://ajax.googleapis.com/ajax/libs/jquery/1.9.1/jquery.min.js"></script>
+  <script src="js/jquery.sidr.min.js"></script>
+  <script src="js/functions.js"></script>
 
+  <hr>
 	<p>
 		<img style="vertical-align:middle" src="images/astropy_brandmark.png" height=20><span style="vertical-align:middle">
-        <a href="code_of_conduct.html"> The Astropy project is committed to fostering an inclusive community</a></span>.
+        <a href="code_of_conduct.html">The Astropy project is committed to fostering an inclusive community</a></span>.
         </p>
 
 	</footer>