Updated package.json and removed fsevents

package.json

@@ -67,7 +67,6 @@
     "classnames": "2.2.3",
     "codemirror": "5.16.0",
     "cross-env": "1.0.7",
-    "crypto": "0.0.3",
     "css-loader": "0.23.1",
     "debug": "2.2.0",
     "dotenv": "2.0.0",
@@ -120,7 +119,6 @@
     "pg": "6.1.0",
     "pg-hstore": "2.3.2",
     "query-string": "^4.2.2",
-    "querystring": "0.2.0",
     "randomstring": "1.1.5",
     "raw-loader": "^0.5.1",
     "react": "15.3.2",
@@ -153,7 +151,6 @@
     "babel-jest": "^15.0.0",
     "enzyme": "^2.4.1",
     "fetch-test-server": "^1.1.0",
-    "fsevents": "1.0.14",
     "identity-obj-proxy": "^3.0.0",
     "ignore-loader": "0.1.1",
     "jest-cli": "^15.1.1",