add link to emoji page on index

index.php

@@ -47,6 +47,10 @@ if ($_GET["sent"] == 1) {
 
 <?php
 
+if ($emojiEnabled) {
+  echo("<a href=\"emoji.php\">view emoji list</a>");
+}
+
 foreach (array_reverse($questions) as $question){
   echo(getQuestion($question));
 }