Merge pull request #407 from Geolim4/final

Fixed #406

Author: Geolim4

src/phpFastCache/Core/ExtendedCacheItemPoolTrait.php

@@ -253,7 +253,7 @@ public function appendItemsByTags(array $tagNames, $data)
     {
         $return = null;
         foreach ($tagNames as $tagName) {
-            $result = $this->decrementItemsByTag($tagName, $data);
+            $result = $this->appendItemsByTag($tagName, $data);
             if ($return !== false) {
                 $return = $result;
             }
@@ -286,7 +286,7 @@ public function prependItemsByTags(array $tagNames, $data)
     {
         $return = null;
         foreach ($tagNames as $tagName) {
-            $result = $this->decrementItemsByTag($tagName, $data);
+            $result = $this->prependItemsByTag($tagName, $data);
             if ($return !== false) {
                 $return = $result;
             }