Reverting commit a86e2688 in routing SP.

This fixes #581

Modules/Core/Providers/RoutingServiceProvider.php

@@ -52,31 +52,15 @@ abstract class RoutingServiceProvider extends ServiceProvider
             $this->loadApiRoutes($router);
         });
 
-        $prefixes = $this->getPrefixes();
-        foreach ($prefixes as $prefix) {
         $router->group([
             'namespace' => $this->namespace,
-                'prefix' => $prefix,
+            'prefix' => LaravelLocalization::setLocale(),
             'middleware' => ['localizationRedirect', 'web'],
         ], function (Router $router) {
             $this->loadBackendRoutes($router);
             $this->loadFrontendRoutes($router);
         });
     }
-    }
-
-    /**
-     * Get locale prefixes
-     * @return array
-     */
-    private function getPrefixes()
-    {
-        if (app('asgard.isInstalled')) {
-            return array_merge(json_decode(setting('core::locales')), ['']);
-        }
-
-        return [LaravelLocalization::setLocale()];
-    }
 
     /**
      * @param Router $router