Access polish, import v1 stsarted

package.json

@@ -41,6 +41,7 @@
     "body-parser": "^1.18.3",
     "compression": "^1.7.2",
     "config": "^2.0.1",
+    "diskdb": "^0.1.17",
     "ejs": "^2.6.1",
     "express": "^4.16.3",
     "express-fileupload": "^0.4.0",
@@ -56,7 +57,6 @@
     "node-rsa": "^1.0.0",
     "objection": "^1.1.10",
     "path": "^0.12.7",
-    "pg": "^7.4.3",
     "restler": "^3.4.0",
     "signale": "^1.2.1",
     "temp-write": "^3.4.0",