Fixing the formatting and some other issues mentioned by auto code review

Author: sajjadzaheer

ajax_chain_select.module

@@ -191,30 +191,31 @@ function ajax_chain_select_element_callback($level = 1, $previous_level_key = 0,
 
 /**
  * Generates a token based on $value, and the private key.
- * Similar to drupal_get_token but without using session_id.
+ * 
+ * Note: This is similar to drupal_get_token but without using session_id.
  *
  * @param string $value
- *  An additional value to base the token on.
+ *   An additional value to base the token on.
  * 
  * @return string
- *  A 43-character URL-safe token for validation.
+ *   A 43-character URL-safe token for validation.
  */
 function ajax_chain_select_get_token($value = '') {
   return drupal_hmac_base64($value, drupal_get_private_key() . drupal_get_hash_salt());
 }
 
 /**
  * Validates a token based on $value and the private key.
- * Similar to drupal_valid_token but without using session_id.
+ * 
+ * Note: This is similar to drupal_valid_token but without using session_id.
  *
  * @param string $token
- *  The token to be validated.
- * 
+ *   The token to be validated. 
  * @param string $value
- *  An additional value to base the token on. 
+ *   An additional value to base the token on.
  *
  * @return bool
- *  True for a valid token, false for an invalid token.
+ *   True for a valid token, false for an invalid token.
  */
 function ajax_chain_select_valid_token($token, $value = '') {
   return ($token === ajax_chain_select_get_token($value));