Update license year

Author: devichs

index.html

@@ -148,7 +148,7 @@ <h4>Elsewhere</h4>
       </p>
         <!-- CC license-->
         <p>
-            &copy; Steffen Devich 2017<a rel="license" href="https://creativecommons.org/licenses/by-sa/4.0/"></a>
+            &copy; Steffen Devich 2018<a rel="license" href="https://creativecommons.org/licenses/by-sa/4.0/"></a>
         </p>
         <p>
             <a rel="license"