Moved languageMenu Code from the en/00-01.html file

Removed the code implemented in the en/00-01.html file to the footer section of _layouts for Jekyll usage across all pages.

Author: DaricusDuncan

en/00-01.html

@@ -17,29 +17,3 @@
   You can always go back and forth between the steps of the tutorial using the
   circles on the top of the page.
 </p>
-
-
-<select id="languageMenu" onchange="changeLanguage()">
-
- <option id = "English" selected href="../en/00-01.html" value="EN_00_01">English</option>
- <option id = "Deutsch" href="../de/00-01.html" value="DE_00_01" >Deutsch</option>
- <option id = "Svenska" href="../sv/00-01.html" value="SV_00_01">Svenska</option>
-
-</select>
-
-<script>
-function changeLanguage() {
- var getLanguageMenu = document.getElementById('languageMenu');
- var getLanguageHref = getLanguageMenu.options[getLanguageMenu.selectedIndex].getAttribute('href');
- window.location.assign(getLanguageHref);
- 
-}
-</script>
-<script src="http://code.jquery.com/jquery-3.2.1.min.js"></script>
-<script>
-$(document).ready(function(){
-    $("select").each(function(){
-        $(this).val($(this).find('option[selected]').val());
-    });
-});
-</script>