Jhen d38644eee5 Add Atom Beta to launchEditor
Summary:
Support [the pre-release of Atom](https://github.com/atom/atom/releases/tag/v1.16.0-beta0) for launchEditor in RN packager.

Open the pre-release of Atom and use the following code: (use the built-in [openFileInEditor](292cc82d0e/Libraries/Core/Devtools/openFileInEditor.js) module)

```js
import openFileInEditor from 'openFileInEditor'

openFileInEditor(file, lineNumber)
```
Closes https://github.com/facebook/react-native/pull/13255

Differential Revision: D4819130

Pulled By: ericvicenti

fbshipit-source-id: eb542295ee9489dad0fe9084e51c4141d33f1fbf
2017-04-03 09:15:29 -07:00
..
2017-04-03 09:15:29 -07:00