fixed declaration of Doctrine_Connection_Pgsql::modifyLimitQuery and...

fixed declaration of Doctrine_Connection_Pgsql::modifyLimitQuery and Doctrine_Connection_Common::modifyLimitQuery to be the same

lib/Doctrine/Connection/Common.php

@@ -10,7 +10,7 @@ class Doctrine_Connection_Common extends Doctrine_Connection {
      * @param mixed $limit
      * @param mixed $offset
      */
-    public function modifyLimitQuery($query,$limit = false,$offset = false) {
+    public function modifyLimitQuery($query,$limit = false,$offset = false,$isManip=false) {
         if($limit && $offset) {
             $query .= " LIMIT ".$limit." OFFSET ".$offset;
         } elseif($limit && ! $offset) {

lib/Doctrine/Connection/Pgsql.php

@@ -110,7 +110,7 @@ class Doctrine_Connection_Pgsql extends Doctrine_Connection_Common {
 
      * @return string               modified query
      */
-    public function modifyLimitQuery($query, $limit, $offset, $isManip = false) {
+    public function modifyLimitQuery($query, $limit=false, $offset=false, $isManip = false) {
         if ($limit > 0) {
             $query = rtrim($query);