Move to latest eslint

This fixes deprecation warnings about
`parserOptions.ecmaFeatures.experimentalObjectRestSpread`.

Closes cockpit-project#11124

.eslintrc.json

@@ -6,8 +6,8 @@
     "extends": ["eslint:recommended", "standard", "standard-react"],
     "parser": "babel-eslint",
     "parserOptions": {
+        "ecmaVersion": "7",
         "ecmaFeatures": {
-            "experimentalObjectRestSpread": true,
             "jsx": true
         },
         "sourceType": "module"

package.json

@@ -47,23 +47,23 @@
     "@babel/preset-env": "^7.0.0",
     "@babel/preset-react": "^7.0.0",
     "axe-core": "^2.6.1",
-    "babel-eslint": "^9.0.0",
+    "babel-eslint": "^10.0.1",
     "babel-loader": "^8.0.4",
     "chrome-remote-interface": "^0.25.2",
     "clean-css": "~3.4.20",
     "copy-webpack-plugin": "^4.5.2",
     "css-loader": "^0.28.10",
-    "eslint": "^4.18",
+    "eslint": "^5.13.0",
     "eslint-plugin-cockpit": "file:eslint-plugin-cockpit",
-    "eslint-config-standard": "^11.0.0",
-    "eslint-config-standard-react": "^6.0.0",
-    "eslint-loader": "^2.1.0",
-    "eslint-plugin-flowtype": "2.39.1",
-    "eslint-plugin-import": "^2.11.0",
-    "eslint-plugin-node": "^6.0.1",
-    "eslint-plugin-promise": "^3.7.0",
-    "eslint-plugin-react": "^7.7.0",
-    "eslint-plugin-standard": "^3.0.1",
+    "eslint-config-standard": "^12.0.0",
+    "eslint-config-standard-react": "^7.0.2",
+    "eslint-loader": "^2.1.2",
+    "eslint-plugin-flowtype": "^3.2.1",
+    "eslint-plugin-import": "^2.16.0",
+    "eslint-plugin-node": "^8.0.1",
+    "eslint-plugin-promise": "^4.0.1",
+    "eslint-plugin-react": "^7.12.4",
+    "eslint-plugin-standard": "^4.0.0",
     "exports-loader": "~0.6.3",
     "extend": "~3.0.0",
     "extract-text-webpack-plugin": "^4.0.0-beta.0",