Configuration - command line

artdaq v3 application expect a FHiCL document on the command line. The document can be a file in FHICL_FILE_PATH, a FHiCL-formatted string, or the "-" character to read from standard input.

Current parameters are:
application_name: Name to use for MessageFacility and TRACE logging
id: Numeric ID of application, also used by Commander interface (xmlrpc_commander uses id as its port number)
commanderPluginType: Type of Commander plugin to load. ("xmlrpc" is the only implemented Commander as of v3_00_00_RC2)

XMLRPC Commander also expects the optional parameter server_url to be able to send commands (i.e. TransferInput-based art jobs)