Upgrade babel and related packages to latest versions

.babelrc

@@ -1,9 +0,0 @@
-{
-  "plugins": [
-    "transform-object-rest-spread",
-    "transform-es2015-modules-commonjs",
-    "transform-function-bind",
-    "syntax-async-functions",
-    "transform-class-properties"
-  ]
-}

babel.config.js

@@ -0,0 +1,9 @@
+module.exports = {
+  plugins: [
+    '@babel/plugin-proposal-class-properties',
+    '@babel/plugin-proposal-object-rest-spread',
+    '@babel/plugin-proposal-function-bind',
+    '@babel/plugin-transform-modules-commonjs',
+    'babel-plugin-syntax-async-functions',
+  ],
+};

package.json

@@ -16,24 +16,23 @@
   },
   "license": "MPL-2.0",
   "dependencies": {
-    "babel-plugin-transform-class-properties": "6.24.1",
     "mozilla-normandy-action-argument-schemas": "0.3.0",
     "node-uuid": "1.4.8",
     "nsp": "3.2.1"
   },
   "devDependencies": {
+    "@babel/core": "7.0.0",
+    "@babel/plugin-proposal-class-properties": "7.0.0",
+    "@babel/plugin-proposal-function-bind": "7.0.0",
+    "@babel/plugin-proposal-object-rest-spread": "7.0.0",
+    "@babel/plugin-transform-modules-commonjs": "7.0.0",
     "ajv": "6.5.3",
-    "babel-core": "6.26.3",
     "babel-eslint": "9.0.0",
-    "babel-loader": "7.1.5",
+    "babel-loader": "8.0.0",
     "babel-plugin-import": "1.8.0",
     "babel-plugin-syntax-async-functions": "6.13.0",
-    "babel-plugin-transform-es2015-modules-commonjs": "6.26.2",
-    "babel-plugin-transform-function-bind": "6.22.0",
-    "babel-plugin-transform-object-rest-spread": "6.26.0",
     "babel-preset-babili": "0.1.4",
     "babili-webpack-plugin": "0.1.2",
-    "eslint": "5.4.0",
     "eslint-config-airbnb": "17.1.0",
     "eslint-import-resolver-webpack": "0.10.1",
     "eslint-plugin-babel": "5.1.0",
@@ -41,17 +40,18 @@
     "eslint-plugin-jasmine": "2.10.1",
     "eslint-plugin-jsx-a11y": "6.1.1",
     "eslint-plugin-react": "7.11.1",
+    "eslint": "5.4.0",
     "extract-text-webpack-plugin": "3.0.2",
     "jasmine-core": "3.2.1",
     "jasmine-promises": "0.4.1",
-    "karma": "1.7.1",
     "karma-firefox-launcher": "1.1.0",
     "karma-jasmine": "1.1.2",
     "karma-junit-reporter": "1.2.0",
     "karma-sourcemap-loader": "0.3.7",
     "karma-spec-reporter": "0.0.32",
     "karma-webpack": "3.0.0",
-    "webpack": "3.12.0",
-    "webpack-bundle-tracker": "0.3.0"
+    "karma": "1.7.1",
+    "webpack-bundle-tracker": "0.3.0",
+    "webpack": "3.12.0"
   }
 }