use newest chainpad-server

package-lock.json

@@ -113,9 +113,9 @@
       }
     },
     "chainpad-server": {
-      "version": "4.0.5",
-      "resolved": "https://registry.npmjs.org/chainpad-server/-/chainpad-server-4.0.5.tgz",
-      "integrity": "sha512-vHOKQIyd7Jz3dspS6p3nmrFLNNByQJyHwlfZiAjnNykpKC6ncNamjBokT6+ZHE9MHHNWOPflv3sg3PMDyZohQw==",
+      "version": "4.0.6",
+      "resolved": "https://registry.npmjs.org/chainpad-server/-/chainpad-server-4.0.6.tgz",
+      "integrity": "sha512-6riUtbSJWD/LMPiBgrWaV3CswI67MqP6zi6q8LrB7X6cMKpp/yjFW2p0apLKBjytqJ4DT27kpiLhaqOZJccN8A==",
       "requires": {
         "nthen": "0.1.8",
         "pull-stream": "^3.6.9",

package.json

@@ -13,7 +13,7 @@
   },
   "dependencies": {
     "chainpad-crypto": "^0.2.2",
-    "chainpad-server": "^4.0.5",
+    "chainpad-server": "^4.0.6",
     "express": "~4.16.0",
     "fs-extra": "^7.0.0",
     "get-folder-size": "^2.0.1",