modify default app settings

src/assets/config.json

@@ -1,6 +1,6 @@
 {
     "CHAIN4ALL_SERVICE_URL": "http://localhost:3000",
-    "IROHA_ADDRESS": "http://localhost:8080",
-    "ASSET": "testcoin#test",
+    "IROHA_ADDRESS": "http://10.0.0.156:8080",
+    "ASSET": "coin#test",
     "ADMIN_USER": "admin@test"
 }