Remove references to materialize or flask

tedimg/templates/base.html

@@ -19,8 +19,6 @@
   <footer class="page-footer blue">
     <div class="footer-copyright">
       <div class="container">
-      Built with <i class="material-icons tiny">favorite</i> using <a class="white-text" href="http://flask.pocoo.org/">Flask</a> and
-      <a class="white-text" href="http://materializecss.com/">Materialize</a>
       <span class="right"><i class="material-icons tiny">call_split</i> on <a class="white-text" href="https://github.com/kaiyou/tedimg">Github</a>.</a>
       </div>
     </div>