updated JSON application config file

modules/config/configuration.json

-config_call({"default_language":"de-DE","language_current":"de-DE","language_selector":"translate","language_set":"false","item_identifier":"item_id"});
+config_call({
+  "language": {
+    "default":"de-DE",
+    "current":"de-DE",
+    "selector": "translate",
+    "set": "false"
+  },
+  "products": {
+    "item_identifier": "item_id"
+  },
+  "seo": {
+    "friendly_links": "true"
+  },
+  "default_language":"de-DE",
+  "language_current":"de-DE",
+  "language_selector":"translate",
+  "language_set":"false",
+  "item_identifier":"item_id"
+});