Upgrade to a slightly more up-to-date babel configuration

app/gulpfile.js

@@ -79,13 +79,7 @@ function bundle(options)
 		})
 		.transform('babelify',
 			{
-				presets : [ 'es2015', 'react' ],
+				presets : [ 'es2015', 'react-app' ]
-				plugins :
-				[
-					'transform-runtime',
-					'transform-object-assign',
-					'transform-object-rest-spread'
-				]
 			})
 		.transform(envify(
 			{

app/lib/components/Room.jsx

@@ -17,6 +17,20 @@ import Draggable from 'react-draggable';
 
 class Room extends React.Component
 {
+	handleMouseMove = () => {
+		
+	}
+
+	componentDidMount()
+	{
+
+	}
+
+	componentWillUnmount()
+	{
+
+	}
+
 	render()
 	{
 		const {

app/package-lock.json

@@ -771,6 +771,17 @@
         "babel-runtime": "^6.22.0"
       }
     },
+    "babel-plugin-dynamic-import-node": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/babel-plugin-dynamic-import-node/-/babel-plugin-dynamic-import-node-1.1.0.tgz",
+      "integrity": "sha512-tTfZbM9Ecwj3GK50mnPrUpinTwA4xXmDiQGCk/aBYbvl1+X8YqldK86wZ1owVJ4u3mrKbRlXMma80J18qwiaTQ==",
+      "dev": true,
+      "requires": {
+        "babel-plugin-syntax-dynamic-import": "^6.18.0",
+        "babel-template": "^6.26.0",
+        "babel-types": "^6.26.0"
+      }
+    },
     "babel-plugin-syntax-async-functions": {
       "version": "6.13.0",
       "resolved": "https://registry.npmjs.org/babel-plugin-syntax-async-functions/-/babel-plugin-syntax-async-functions-6.13.0.tgz",
@@ -1207,15 +1218,6 @@
         "babel-runtime": "^6.22.0"
       }
     },
-    "babel-plugin-transform-object-assign": {
-      "version": "6.22.0",
-      "resolved": "https://registry.npmjs.org/babel-plugin-transform-object-assign/-/babel-plugin-transform-object-assign-6.22.0.tgz",
-      "integrity": "sha1-+Z0vZvGgsNSY40bFNZaEdAyqILo=",
-      "dev": true,
-      "requires": {
-        "babel-runtime": "^6.22.0"
-      }
-    },
     "babel-plugin-transform-object-rest-spread": {
       "version": "6.26.0",
       "resolved": "https://registry.npmjs.org/babel-plugin-transform-object-rest-spread/-/babel-plugin-transform-object-rest-spread-6.26.0.tgz",
@@ -1226,6 +1228,15 @@
         "babel-runtime": "^6.26.0"
       }
     },
+    "babel-plugin-transform-react-constant-elements": {
+      "version": "6.23.0",
+      "resolved": "https://registry.npmjs.org/babel-plugin-transform-react-constant-elements/-/babel-plugin-transform-react-constant-elements-6.23.0.tgz",
+      "integrity": "sha1-LxGb9NLN1F65uqrldAU8YE9hR90=",
+      "dev": true,
+      "requires": {
+        "babel-runtime": "^6.22.0"
+      }
+    },
     "babel-plugin-transform-react-display-name": {
       "version": "6.25.0",
       "resolved": "https://registry.npmjs.org/babel-plugin-transform-react-display-name/-/babel-plugin-transform-react-display-name-6.25.0.tgz",
@@ -1294,6 +1305,44 @@
         "babel-types": "^6.24.1"
       }
     },
+    "babel-preset-env": {
+      "version": "1.6.1",
+      "resolved": "https://registry.npmjs.org/babel-preset-env/-/babel-preset-env-1.6.1.tgz",
+      "integrity": "sha512-W6VIyA6Ch9ePMI7VptNn2wBM6dbG0eSz25HEiL40nQXCsXGTGZSTZu1Iap+cj3Q0S5a7T9+529l/5Bkvd+afNA==",
+      "dev": true,
+      "requires": {
+        "babel-plugin-check-es2015-constants": "^6.22.0",
+        "babel-plugin-syntax-trailing-function-commas": "^6.22.0",
+        "babel-plugin-transform-async-to-generator": "^6.22.0",
+        "babel-plugin-transform-es2015-arrow-functions": "^6.22.0",
+        "babel-plugin-transform-es2015-block-scoped-functions": "^6.22.0",
+        "babel-plugin-transform-es2015-block-scoping": "^6.23.0",
+        "babel-plugin-transform-es2015-classes": "^6.23.0",
+        "babel-plugin-transform-es2015-computed-properties": "^6.22.0",
+        "babel-plugin-transform-es2015-destructuring": "^6.23.0",
+        "babel-plugin-transform-es2015-duplicate-keys": "^6.22.0",
+        "babel-plugin-transform-es2015-for-of": "^6.23.0",
+        "babel-plugin-transform-es2015-function-name": "^6.22.0",
+        "babel-plugin-transform-es2015-literals": "^6.22.0",
+        "babel-plugin-transform-es2015-modules-amd": "^6.22.0",
+        "babel-plugin-transform-es2015-modules-commonjs": "^6.23.0",
+        "babel-plugin-transform-es2015-modules-systemjs": "^6.23.0",
+        "babel-plugin-transform-es2015-modules-umd": "^6.23.0",
+        "babel-plugin-transform-es2015-object-super": "^6.22.0",
+        "babel-plugin-transform-es2015-parameters": "^6.23.0",
+        "babel-plugin-transform-es2015-shorthand-properties": "^6.22.0",
+        "babel-plugin-transform-es2015-spread": "^6.22.0",
+        "babel-plugin-transform-es2015-sticky-regex": "^6.22.0",
+        "babel-plugin-transform-es2015-template-literals": "^6.22.0",
+        "babel-plugin-transform-es2015-typeof-symbol": "^6.23.0",
+        "babel-plugin-transform-es2015-unicode-regex": "^6.22.0",
+        "babel-plugin-transform-exponentiation-operator": "^6.22.0",
+        "babel-plugin-transform-regenerator": "^6.22.0",
+        "browserslist": "^2.1.2",
+        "invariant": "^2.2.2",
+        "semver": "^5.3.0"
+      }
+    },
     "babel-preset-es2015": {
       "version": "6.24.1",
       "resolved": "https://registry.npmjs.org/babel-preset-es2015/-/babel-preset-es2015-6.24.1.tgz",
@@ -1349,6 +1398,27 @@
         "babel-preset-flow": "^6.23.0"
       }
     },
+    "babel-preset-react-app": {
+      "version": "3.1.2",
+      "resolved": "https://registry.npmjs.org/babel-preset-react-app/-/babel-preset-react-app-3.1.2.tgz",
+      "integrity": "sha512-/sh5Qd5T08PYa6t4kuCdKh9tXp6/m/Jwyx7PJTqugsYMfsDUJMlBXOs5EwFODHprzjWrmQ0SydnMZu9FY4MZYg==",
+      "dev": true,
+      "requires": {
+        "babel-plugin-dynamic-import-node": "1.1.0",
+        "babel-plugin-syntax-dynamic-import": "6.18.0",
+        "babel-plugin-transform-class-properties": "6.24.1",
+        "babel-plugin-transform-es2015-destructuring": "6.23.0",
+        "babel-plugin-transform-object-rest-spread": "6.26.0",
+        "babel-plugin-transform-react-constant-elements": "6.23.0",
+        "babel-plugin-transform-react-jsx": "6.24.1",
+        "babel-plugin-transform-react-jsx-self": "6.22.0",
+        "babel-plugin-transform-react-jsx-source": "6.22.0",
+        "babel-plugin-transform-regenerator": "6.26.0",
+        "babel-plugin-transform-runtime": "6.23.0",
+        "babel-preset-env": "1.6.1",
+        "babel-preset-react": "6.24.1"
+      }
+    },
     "babel-preset-stage-0": {
       "version": "6.24.1",
       "resolved": "https://registry.npmjs.org/babel-preset-stage-0/-/babel-preset-stage-0-6.24.1.tgz",
@@ -1908,6 +1978,16 @@
         "pako": "~1.0.5"
       }
     },
+    "browserslist": {
+      "version": "2.11.3",
+      "resolved": "https://registry.npmjs.org/browserslist/-/browserslist-2.11.3.tgz",
+      "integrity": "sha512-yWu5cXT7Av6mVwzWc8lMsJMHWn4xyjSuGYi4IozbVTLUOEYPSagUB8kiMDUHA1fS3zjr8nkxkn9jdvug4BBRmA==",
+      "dev": true,
+      "requires": {
+        "caniuse-lite": "^1.0.30000792",
+        "electron-to-chromium": "^1.3.30"
+      }
+    },
     "bs-recipes": {
       "version": "1.3.4",
       "resolved": "https://registry.npmjs.org/bs-recipes/-/bs-recipes-1.3.4.tgz",
@@ -2018,6 +2098,12 @@
       "integrity": "sha1-m7UwTS4LVmmLLHWLCKPqqdqlijk=",
       "dev": true
     },
+    "caniuse-lite": {
+      "version": "1.0.30000865",
+      "resolved": "https://registry.npmjs.org/caniuse-lite/-/caniuse-lite-1.0.30000865.tgz",
+      "integrity": "sha512-vs79o1mOSKRGv/1pSkp4EXgl4ZviWeYReXw60XfacPU64uQWZwJT6vZNmxRF9O+6zu71sJwMxLK5JXxbzuVrLw==",
+      "dev": true
+    },
     "caseless": {
       "version": "0.12.0",
       "resolved": "https://registry.npmjs.org/caseless/-/caseless-0.12.0.tgz",
@@ -2912,6 +2998,12 @@
       "integrity": "sha1-WQxhFWsK4vTwJVcyoViyZrxWsh0=",
       "dev": true
     },
+    "electron-to-chromium": {
+      "version": "1.3.52",
+      "resolved": "https://registry.npmjs.org/electron-to-chromium/-/electron-to-chromium-1.3.52.tgz",
+      "integrity": "sha1-0tnxJwuko7lnuDHEDvcftNmrXOA=",
+      "dev": true
+    },
     "elliptic": {
       "version": "6.4.0",
       "resolved": "https://registry.npmjs.org/elliptic/-/elliptic-6.4.0.tgz",

app/package.json

@@ -35,11 +35,8 @@
   },
   "devDependencies": {
     "babel-core": "^6.26.0",
-    "babel-plugin-transform-object-assign": "^6.22.0",
-    "babel-plugin-transform-object-rest-spread": "^6.26.0",
-    "babel-plugin-transform-runtime": "^6.23.0",
     "babel-preset-es2015": "^6.24.1",
-    "babel-preset-react": "^6.24.1",
+    "babel-preset-react-app": "^3.1.2",
     "babel-preset-stage-0": "^6.24.1",
     "babelify": "^8.0.0",
     "browser-sync": "^2.23.6",
@@ -50,9 +47,9 @@
     "eslint-plugin-import": "^2.8.0",
     "eslint-plugin-react": "^7.6.1",
     "gulp": "^4.0.0",
+    "gulp-change": "^1.0.0",
     "gulp-css-base64": "^1.3.4",
     "gulp-eslint": "^4.0.2",
-    "gulp-change": "^1.0.0",
     "gulp-header": "^2.0.1",
     "gulp-if": "^2.0.2",
     "gulp-plumber": "^1.2.0",