Bring up to date with cockpit starter kit

This encompasses a number of changes to the build process.

.eslintrc.json

@@ -1,67 +1,51 @@
 {
-  "root": true,
-  "env": {
-    "browser": true,
-    "es6": true
-  },
-  "extends": ["eslint:recommended", "standard", "standard-react"],
-  "parser": "@babel/eslint-parser",
-  "parserOptions": {
-    "ecmaVersion": "7",
-    "ecmaFeatures": {
-      "jsx": true
+    "root": true,
+    "env": {
+        "browser": true,
+        "es6": true
     },
-    "sourceType": "module"
-  },
-  "plugins": ["flowtype", "react", "react-hooks"],
-  "rules": {
-    "indent": [
-      "error",
-      4,
-      {
-        "ObjectExpression": "first",
-        "CallExpression": { "arguments": "first" },
-        "MemberExpression": 2,
-        "ignoredNodes": ["JSXAttribute"]
-      }
-    ],
-    "newline-per-chained-call": ["error", { "ignoreChainWithDepth": 2 }],
-    "lines-between-class-members": [
-      "error",
-      "always",
-      { "exceptAfterSingleLine": true }
-    ],
-    "prefer-promise-reject-errors": ["error", { "allowEmptyReject": true }],
-    "react/jsx-indent": ["error", 4],
-    "semi": ["error", "always", { "omitLastInOneLineBlock": true }],
+    "extends": ["eslint:recommended", "standard", "standard-jsx", "react-app"],
+    "parserOptions": {
+        "ecmaVersion": "7",
+        "ecmaFeatures": {
+            "jsx": true
+        },
+        "sourceType": "module"
+    },
+    "plugins": ["flowtype", "react", "react-hooks"],
+    "rules": {
+        "indent": ["error", 4,
+            {
+                "ObjectExpression": "first",
+                "CallExpression": {"arguments": "first"},
+                "MemberExpression": 2,
+                "ignoredNodes": [ "JSXAttribute" ]
+            }],
+        "newline-per-chained-call": ["error", { "ignoreChainWithDepth": 2 }],
+        "no-var": "error",
+        "lines-between-class-members": ["error", "always", { "exceptAfterSingleLine": true }],
+        "prefer-promise-reject-errors": ["error", { "allowEmptyReject": true }],
+        "react/jsx-indent": ["error", 4],
+        "semi": ["error", "always", { "omitLastInOneLineBlock": true }],
 
-    "react-hooks/rules-of-hooks": "error",
-    "react-hooks/exhaustive-deps": "error",
+        "react-hooks/rules-of-hooks": "error",
+        "react-hooks/exhaustive-deps": "error",
 
-    "camelcase": "off",
-    "comma-dangle": "off",
-    "curly": "off",
-    "jsx-quotes": "off",
-    "key-spacing": "off",
-    "new-cap": "off",
-    "no-console": "off",
-    "prefer-const": "off",
-    "quotes": "off",
-    "react/jsx-closing-bracket-location": "off",
-    "react/jsx-curly-spacing": "off",
-    "react/jsx-indent-props": "off",
-    "react/jsx-handler-names": "off",
-    "react/prop-types": "off",
-    "space-before-function-paren": "off",
-    "standard/no-callback-literal": "off",
-
-    "eqeqeq": "off",
-    "import/no-webpack-loader-syntax": "off",
-    "object-property-newline": "off",
-    "react/jsx-no-bind": "off"
-  },
-  "globals": {
-    "require": false,
-    "module": false
-  }
+        "camelcase": "off",
+        "comma-dangle": "off",
+        "curly": "off",
+        "jsx-quotes": "off",
+        "key-spacing": "off",
+        "no-console": "off",
+        "quotes": "off",
+        "react/jsx-curly-spacing": "off",
+        "react/jsx-indent-props": "off",
+        "react/prop-types": "off",
+        "space-before-function-paren": "off",
+        "standard/no-callback-literal": "off"
+    },
+    "globals": {
+        "require": false,
+        "module": false
+    }
 }