https://raw.github.com/2vansh/PluginCloud9/master/cloud9-pluginComment-ext.js
The plugin allows users to easily add comments to scripts.
To install
it, open the Tools -> Extension Manager
window in Cloud9, and enter the extension
path:
https://raw.github.com/2vansh/PluginCloud9/master/cloud9-pluginComment-ext.js
Click add. You can now view the window via the Edit menu.