Update font path

Fixed the font path in the demo html file

public/fonts/fontello.html

@@ -229,11 +229,11 @@ body {
 }
 @font-face {
       font-family: 'fontello';
-      src: url('./font/fontello.eot?33252175');
-      src: url('./font/fontello.eot?33252175#iefix') format('embedded-opentype'),
-           url('./font/fontello.woff?33252175') format('woff'),
-           url('./font/fontello.ttf?33252175') format('truetype'),
-           url('./font/fontello.svg?33252175#fontello') format('svg');
+      src: url('./fontello.eot?33252175');
+      src: url('./fontello.eot?33252175#iefix') format('embedded-opentype'),
+           url('./fontello.woff?33252175') format('woff'),
+           url('./fontello.ttf?33252175') format('truetype'),
+           url('./fontello.svg?33252175#fontello') format('svg');
       font-weight: normal;
       font-style: normal;
     }
@@ -984,4 +984,4 @@ body {
     </div>
     <div class="container footer">Generated by <a href="http://fontello.com">fontello.com</a></div>
   </body>
-</html>
+</html>