Set a command to DONE

Create a new webservice on worker to interrupt a command and set a specific completion status
Merge branch 'release/1.6.9' into develop
Merge branch 'hotfix/commandRunning' into develop
Change util script launch method
- remove unecessary indirection when calling pul_resume/pause/cancel/restart
- remove target scripts in src/tools/puliquery

Add util script to update RNs via command line
Add "createDate" to request when sending complete sysinfo to dispatcher
Remove changing folder when calling pul_resume
Update crontab
Remove unused www files
Handle error when commandwatcher subprocess fails before updating command
Merge branch 'hotfix/errorStatusWhenCommandWatcherCrash' into develop
Change exception handler for python2.6 (keyword "as" unsupported
Merge branch 'hotfix/import_httperror' into develop
Integrate yeti support and few updates
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Directly stop worker when restart order sent

The worker does not need the respawner anymore, it relies on "monit" daemon watcher to restart if the process is shut down.
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Merge branch 'feature/cmdDone' into develop

Conflicts:
	Puli/src/octopus/worker/worker.py
Add webservice to query command

- use the same query mecanism as for jobs or rendernodes
- intended to let the renderfarm admin to retrieve 'old' commands to check false RUNNING jobs
- fix wrong json import
Make query commands asynchronous

- change filters to be a generator
- add callbacks in handler to use generator
Remove respawner

-let the worker end when detecting a restart command
-let systemd be in charge of restarting the worker (1s delay)
Merge branch 'feature/worker_monitor' into develop