specify node LTS v8, remove node-config and upgrade nconf in package.…

…json

package.json

@@ -5,11 +5,14 @@
   "author": "Juha Yrjölä <[email protected]>",
   "repository": "github:City-of-Helsinki/linkedevents-ui",
   "scripts": {
-    "start": "SESSIONSECRET=WHADAP node dev_server",
+    "start": "NODE_ENV=development node server",
     "production": "NODE_ENV=production node server",
     "build": "NODE_ENV=production webpack -p --config config/webpack/prod.js",
     "testing": "NODE_ENV=production APP_MODE=testing webpack -p --config config/webpack/prod.js"
   },
+  "engines": {
+    "node": "~8"
+  },
   "dependencies": {
     "app-module-path": "^1.0.5",
     "babel-polyfill": "^6.3.14",
@@ -37,7 +40,7 @@
     "material-ui": "^0.14.0",
     "moment": "^2.13.0",
     "moment-timezone": "^0.4.1",
-    "nconf": "^0.8.2",
+    "nconf": "^0.9.1",
     "passport": "^0.3.2",
     "passport-helsinki": "https://github.com/City-of-Helsinki/passport-helsinki.git",
     "progress": "^1.1.8",
@@ -75,7 +78,6 @@
     "cjsx-loader": "^2.1.0",
     "coffee-loader": "^0.7.2",
     "coffee-script": "^1.10.0",
-    "config": "^1.17.1",
     "css-loader": "^0.23.0",
     "file-loader": "^0.8.5",
     "html-webpack-plugin": "^2.16.0",