RUNNING FLUMOTION AS A SERVICE
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* a launcher script called flumotion
* used by the rc.d service script
* parses the $(sysconfdir)/flumotion
* which contains
  workers/
	default.xml
        name2.xml
  managers/
        default/
    		default.pem, SSL PEM file for communication
    		htpasswd, crypt passwords for logging in to manager
		planet.xml, default manager and possibly atmosphere ?
		flows/
    			*.xml: a flow, and possibly atmosphere

* launcher flumotion script:
  - for each manager in managers/:
    - start up the manager with planet.xml and all flows/*.xml files
      which will be merged on the fly
  - for each worker in workers/:
    - start up the worker connecting to the manager
