Add docblocks for gist comments

Author: lucasmichot

lib/Github/Api/Gist/Comments.php

@@ -10,26 +10,66 @@
  */
 class Comments extends AbstractApi
 {
+    /**
+     * Get all comments for a gist.
+     *
+     * @param string $gist
+     *
+     * @return array
+     */
     public function all($gist)
     {
         return $this->get('gists/'.rawurlencode($gist).'/comments');
     }
 
+    /**
+     * Get a comment of a gist.
+     *
+     * @param string $gist
+     * @param int    $comment
+     *
+     * @return array
+     */
     public function show($gist, $comment)
     {
         return $this->get('gists/'.rawurlencode($gist).'/comments/'.rawurlencode($comment));
     }
 
+    /**
+     * Create a comment for gist.
+     *
+     * @param string $gist
+     * @param string $body
+     *
+     * @return array
+     */
     public function create($gist, $body)
     {
         return $this->post('gists/'.rawurlencode($gist).'/comments', array('body' => $body));
     }
 
+    /**
+     * Create a comment for a gist.
+     *
+     * @param string $gist
+     * @param int    $comment_id
+     * @param string $body
+     *
+     * @return array
+     */
     public function update($gist, $comment_id, $body)
     {
         return $this->patch('gists/'.rawurlencode($gist).'/comments/'.rawurlencode($comment_id), array('body' => $body));
     }
 
+    /**
+     * Delete a comment for a gist.
+     *
+     * @param string $gist
+     * @param int    $comment
+     *
+     * @return array
+     */
     public function remove($gist, $comment)
     {
         return $this->delete('gists/'.rawurlencode($gist).'/comments/'.rawurlencode($comment));