Merge pull request airbnb#380 from rodocite/master

Added Back to Top link for In The Wild section

Author: justjake

README.md

@@ -2077,6 +2077,8 @@
   - **Zillow**: [zillow/javascript](https://github.com/zillow/javascript)
   - **ZocDoc**: [ZocDoc/javascript](https://github.com/ZocDoc/javascript)
 
+**[⬆ back to top](#table-of-contents)**
+
 ## Translation
 
   This style guide is also available in other languages: