Add NoJS warning for the events page, resolves #48

assets/js/calendar.js

@@ -1,6 +1,7 @@
 
 var events = [];
 $(document).ready(function () {
+    $('div#calendar p#nojs').hide(); // Hide the NoJS message
     $.getJSON('https://api.leighhack.org/events', function (data) {
         data.forEach(function (event) {
             events.push({

layouts/page/calendar.html

@@ -18,6 +18,6 @@
 {{ end }}
 
 {{ define "content" }}
-<div id="calendar"></div>
+<div id="calendar"><p id="nojs">Your browser doesn't support (or has disabled) Javascript. If you wish to see the upcoming event calendar you can use our <a href="https://api.leighhack.org/events.ics">iCal Feed</a> with your calendar or mail software.</p></div>
 {{ printf "<!--# include virtual='%s' -->" ("/cgi/events.cgi" | relURL) | safeHTML }}
 {{ end }}