bumped(jsDepencies):

* site fully working
* Hope to solve the nasty bug of wrong variable due to webpack ?

frontend/package.json

@@ -19,7 +19,6 @@
   "author": "",
   "license": "ISC",
   "dependencies": {
-    "@babel/core": "^7.0.0",
     "@date-io/date-fns": "^1.1.0",
     "@date-io/luxon": "^1.1.0",
     "@material-ui/core": "^3.9.2",
@@ -34,13 +33,13 @@
     "lodash": "^4.17.11",
     "material-ui-pickers": "^2.2.1",
     "notistack": "^0.4.3",
-    "react": "^16.8.3",
+    "react": "^16.8.6",
     "react-awesome-slider": "^0.5.2",
-    "react-dom": "^16.8.3",
+    "react-dom": "^16.8.6",
     "react-leaflet": "^2.2.1",
     "react-markdown": "^4.0.6",
     "react-redux": "^6.0.1",
-    "react-router-dom": "^4.3.1",
+    "react-router-dom": "^5.0.0",
     "react-swipeable-views": "^0.13.1",
     "recompose": "^0.30.0",
     "redux": "^4.0.1",
@@ -49,12 +48,12 @@
     "typeface-roboto": "0.0.54"
   },
   "devDependencies": {
-    "@babel/core": "^7.3.3",
-    "@babel/plugin-proposal-class-properties": "^7.0.0",
-    "@babel/polyfill": "^7.0.0",
-    "@babel/preset-env": "^7.0.0",
+    "@babel/core": "^7.4.3",
+    "@babel/plugin-proposal-class-properties": "^7.4.0",
+    "@babel/polyfill": "^7.4.3",
+    "@babel/preset-env": "^7.4.3",
     "@babel/preset-react": "^7.0.0",
-    "autoprefixer": "^9.4.8",
+    "autoprefixer": "^9.5.1",
     "babel-eslint": "^10.0.1",
     "babel-jest": "^24.1.0",
     "babel-loader": "^8.0.5",
@@ -71,15 +70,15 @@
     "node-sass": "^4.11.0",
     "postcss-loader": "^3.0.0",
     "prop-types": "^15.7.2",
-    "react-hot-loader": "^4.7.1",
+    "react-hot-loader": "^4.8.3",
     "react-lorem-component": "^0.13.0",
     "react-script": "^2.0.5",
     "sass-loader": "^7.1.0",
-    "webpack": "^4.29.5",
+    "webpack": "^4.29.6",
     "webpack-bundle-analyzer": "^3.0.4",
     "webpack-bundle-tracker": "^0.4.2-beta",
-    "webpack-cli": "^3.2.3",
-    "webpack-dev-server": "^3.2.0",
+    "webpack-cli": "^3.3.0",
+    "webpack-dev-server": "^3.2.1",
     "webpack-merge": "^4.2.1"
   }
 }