Use later node version and simplify package.json further

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web/themes/custom/geofresco/.nvmrc

@@ -1 +1 @@
-v8.4.0
+v16

web/themes/custom/geofresco/package.json

@@ -1,41 +1,14 @@
 {
   "name": "geofresco",
   "version": "1.0.0",
-  "scripts": {
-    "build": "gulp",
-    "compile": "gulp compile",
-    "watch": "gulp watch",
-    "styleguide": "gulp styleguide",
-    "compress": "gulp compress",
-    "lint": "gulp lint",
-    "clean": "gulp clean",
-    "gulp": "gulp"
-  },
-  "babel": {
-    "presets": [
-      [
-        "env",
-        {
-          "targets": {
-            "browsers": [
-              "IE >= 9",
-              "last 3 versions"
-            ]
-          }
-        }
-      ]
-    ],
-    "plugins": [
-      "transform-remove-strict-mode"
-    ]
-  },
   "browserslist": [
     "IE >= 9",
     "last 3 versions"
   ],
   "devDependencies": {
-    "babel-plugin-transform-remove-strict-mode": "0.0.2",
+      "autoprefixer": "latest",
-    "babel-preset-env": "^1.6.0"
+      "postcss": "latest",
+      "postcss-cli": "latest"
   },
   "dependencies": {
     "bulma": "^0.7.2",