Fix a small typo in README.md

Signed-off-by: Remy Suen <remy.suen@gmail.com>

README.md

@@ -4,7 +4,7 @@ Simple TypeScript and JavaScript language support for the Monaco Editor.
 
 ![typescript](https://cloud.githubusercontent.com/assets/5047891/15926623/5262fe08-2e3d-11e6-9b90-1d43fda07178.gif)
 
-*Note* that this project focuses on single-file scenarios and that things like project-isolation, cross-file-features like Ranme etc. are *outside* the scope of this project and not supported.
+*Note* that this project focuses on single-file scenarios and that things like project-isolation, cross-file-features like Rename etc. are *outside* the scope of this project and not supported.
 
 ## Issues