Removed possible collision in composite cache key #20

git-svn-id: svn+ssh://code.netmonsters.ru/svn/majestic/branches/evo@144 4cb57b5f-5bbd-dd11-951b-001d605cbbc5

cache/CacheKey.php

@@ -30,7 +30,7 @@ class CacheKey
         }
         $this->cache  = $cacheable->getCache();
         $this->expire = $cacheable->getKeyExpire($this->key);
-        $this->params = (is_array($params)) ? implode('', $params) : $params;
+        $this->params = (is_array($params)) ? implode('|', $params) : $params;
     }
 
     protected function getCacheKey()