correcting return types for reset

Author: niden

phalcon/DataMapper/Query/Delete.zep

@@ -82,11 +82,13 @@ class Delete extends AbstractConditions
     /**
      * Resets the internal store
      */
-    public function reset() -> void
+    public function reset() -> <Delete>
     {
         parent::reset();
 
         let this->store["FROM"]      = "",
             this->store["RETURNING"] = [];
+
+        return this;
     }
 }

phalcon/DataMapper/Query/Insert.zep

@@ -134,12 +134,14 @@ class Insert extends AbstractQuery
     /**
      * Resets the internal store
      */
-    public function reset() -> void
+    public function reset() -> <Insert>
     {
         parent::reset();
 
         let this->store["FROM"]      = "",
             this->store["RETURNING"] = [];
+
+        return this;
     }
 
     /**

phalcon/DataMapper/Query/Update.zep

@@ -133,12 +133,14 @@ class Update extends AbstractConditions
     /**
      * Resets the internal store
      */
-    public function reset() -> void
+    public function reset() -> <Update>
     {
         parent::reset();
 
         let this->store["FROM"]      = "",
             this->store["RETURNING"] = [];
+
+        return this;
     }
 
     /**