Remove outdated Troubleshooting section (facebook#9489)

* fixed a simple typo in README.md troubleshooting section

* Remove the troubleshooting section

Author: Tetsuya3850

README.md

@@ -64,6 +64,3 @@ React is [BSD licensed](./LICENSE). We also provide an additional [patent grant]
 React documentation is [Creative Commons licensed](./LICENSE-docs).
 
 Examples provided in this repository and in the documentation are [separately licensed](./LICENSE-examples).
-
-## Troubleshooting
-See the [Troubleshooting Guide](https://github.com/facebook/react/wiki/Troubleshooting)