Merge branch 'develop' of https://forge.laclic.fr/Laclic/SovBundle into develop

Twig/TwigExtension.php

         return [
                 new TwigFilter('uc_first', [$this, 'ucFirst']),
                 new TwigFilter('format_price', [$this, 'formatPrice']),
-
+                new TwigFilter('sov_cache', [$this, 'sovCache']),
         ];
     }
 
+    public function sovCache($file)
+    {
+        $cacheTime = filemtime($this->kernel->getProjectDir() . '/public' . $file);
+        if ($cacheTime) {
+            return $file . '?c=' . $cacheTime;
+        } else {
+            return $file . "?c=0";
+        }
+    }
+
     public function formatPrice($price, $unbreakableSpace = true)
     {
         $price = number_format($price, 2, ',', ' ');