fix(package): update react-dom to version 16.0.0

Author: greenkeeper[bot]

package.json

@@ -14,7 +14,7 @@
   "dependencies": {
     "prop-types": "^15.5.10",
     "react": "^15.6.0",
-    "react-dom": "^15.6.0"
+    "react-dom": "^16.0.0"
   },
   "devDependencies": {
     "babel-core": "^6.16.0",