update devDependencies

package.json

@@ -56,12 +56,12 @@
   },
   "devDependencies": {
     "autoprefixer-loader": "~2.0.0",
-    "babel": "~5.6.14",
-    "babel-core": "~5.4.7",
-    "babel-loader": "~5.1.3",
+    "babel": "^5.8.12",
+    "babel-core": "^5.8.12",
+    "babel-loader": "^5.3.2",
     "css-animation": "~1.0.3",
     "css-loader": "^0.14.1",
-    "eslint": "~0.22.1",
+    "eslint": "^0.24.1",
     "eslint-plugin-react": "~2.5.0",
     "extract-text-webpack-plugin": "^0.8.1",
     "gh-pages": "~0.3.1",