This extension changes Jira's board to show how many items are in WIP and to highlight cards that are lingering for far too long in the same lane.
http://www.adambarth.com/experimental/crx/docs/packaging.html
To create an updated version of the extension:
- Increase the version number in manifest.json.
- Bring up the Extensions management page by going to this URL: chrome://extensions
- Click the Pack extension button. A dialog appears.
- In the Extension root directory field, specify the path to the extension's folder.
- In the Private key file field, specify the location of the already generated .pem file for this extension—for example.
- Click OK.