smarter db connection

tests

package.json

@@ -14,7 +14,6 @@
     "body-parser": "^1.18.3",
     "dotenv": "^5.0.1",
     "express": "^4.16.3",
-    "https-proxy-agent": "^2.2.1",
     "method-override": "^2.3.10",
     "mongoose": "^5.1.1",
     "morgan": "^1.9.0",
@@ -28,7 +27,6 @@
     "eslint-plugin-import": "^2.12.0",
     "eslint-plugin-jest": "^21.15.1",
     "jest": "^22.4.4",
-    "mockgoose": "^7.3.5",
     "nodemon": "^1.17.4",
     "supertest": "^3.1.0"
   },