Merge pull request #46 from TheDragonCode/2.x

Added `rememberForever` method to the Cache contract

Author: andrey-helldar

src/Cache/Store.php

@@ -40,6 +40,11 @@ public function put(string $key, $value, int $seconds);
      */
     public function remember(string $key, $value, int $seconds);
 
+    /**
+     * Store an item forever, regardless of TTL.
+     */
+    public function rememberForever(string $key, $value);
+
     /**
      * Remove an item from the cache.
      */