Add missing @link to TimeHelper docblocks and correct @return

lib/Cake/View/Helper/TimeHelper.php

@@ -61,6 +61,7 @@ public function __construct(View $View, $settings = array()) {
  *    Accepts the special specifier %S which mimics th modifier S for date()
  * @param string $time UNIX timestamp
  * @return string windows safe and date() function compatible format for strftime
+ * @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#formatting
  */
 	public function convertSpecifiers($format, $time = null) {
 		if (!$time) {
@@ -172,7 +173,8 @@ protected function _translateSpecifier($specifier) {
  *
  * @param string $serverTime UNIX timestamp
  * @param integer $userOffset User's offset from GMT (in hours)
- * @return string UNIX timestamp
+ * @return integer UNIX timestamp
+ * @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#formatting
  */
 	public function convert($serverTime, $userOffset) {
 		$serverOffset = $this->serverOffset();
@@ -185,6 +187,7 @@ public function convert($serverTime, $userOffset) {
  * Returns server's offset from GMT in seconds.
  *
  * @return integer Offset
+ * @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#formatting
  */
 	public function serverOffset() {
 		return date('Z', time());
@@ -311,6 +314,7 @@ public function dayAsSql($dateString, $fieldName, $userOffset = null) {
  * @param string $dateString Datetime string or Unix timestamp
  * @param integer $userOffset User's offset from GMT (in hours)
  * @return boolean True if datetime string is today
+ * @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#testing-time
  */
 	public function isToday($dateString, $userOffset = null) {
 		$date = $this->fromString($dateString, $userOffset);
@@ -708,6 +712,7 @@ public function gmt($string = null) {
  * @param boolean $invalid flag to ignore results of fromString == false
  * @param integer $userOffset User's offset from GMT (in hours)
  * @return string Formatted date string
+ * @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#formatting
  */
 	public function format($format, $date = null, $invalid = false, $userOffset = null) {
 		$time = $this->fromString($date, $userOffset);
@@ -732,6 +737,7 @@ public function format($format, $date = null, $invalid = false, $userOffset = nu
  * @param boolean $invalid flag to ignore results of fromString == false
  * @param integer $userOffset User's offset from GMT (in hours)
  * @return string Formatted and translated date string
+ * @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#formatting
  */
 	public function i18nFormat($date, $format = null, $invalid = false, $userOffset = null) {
 		$date = $this->fromString($date, $userOffset);