Bug 1013429

Fix displayed text when the Jenkins server is deleted while applications
with Jenkins jobs remain.

Before:
```
Deleting application 'jenkins' ... deleted

Removed corresponding client: jenkins-client-1Removed corresponding client: jenkins-client-1
```

After:
```
Deleting application 'jenkins' ... deleted                                                                                                                                    
                                                                                                                                                                                  
Removed jenkins-client-1 from rack2                                                                                                                                           
Removed jenkins-client-1 from rack                                                                                                                                            
```