atom/language-javascript — pull request #30 by spicyj (2014-06-11 01:15:49+00:00)
Title: Remove .jsx extension

I can only assume this was added as some sort of stopgap JSX support, but now the `react` package exists (https://github.com/orktes/atom-react) and highlights better than the plain JS grammar, so it makes sense to remove .jsx from the extensions here.