mesosphere/marathon — pull request #453 by ConnorDoyle (2014-08-13 23:22:17+00:00)
Title: Add deployment ids to app locked error message

- Fixes #450

New output:

```
HTTP/1.1 409 Conflict
Content-Type: application/json
Server: Jetty(8.y.z-SNAPSHOT)
Transfer-Encoding: chunked
```
```json
{
"deployments": [
"742dc1b0-d26d-4f75-95f0-808b8ea9eed2"
],
"message": "App is locked by another operation"
}
```