Fix ndoc comments

lib/index.js

@@ -281,14 +281,14 @@ function MarkdownIt(presetName, options) {
    *
    * Function used to encode link url to a machine-readable format,
    * which includes url-encoding, punycode, etc.
-   */
+   **/
   this.normalizeLink = normalizeLink;
 
   /**
    * MarkdownIt#normalizeLinkText(url) -> String
    *
    * Function used to decode link url to a human-readable format`
-   */
+   **/
   this.normalizeLinkText = normalizeLinkText;
 
 

lib/token.js

@@ -92,7 +92,7 @@ function Token(type, tag, nesting) {
    * Token#meta -> Object
    *
    * A place for plugins to store an arbitrary data
-   */
+   **/
   this.meta     = null;
 
   /**