Invoke IdM for retrieve registered Synthesis Processors
During the creation of CHOReVOLUTION Synthesis Project, and whether the option external Synthesis Processor is checked, the user must invokes the IdM in order to retrieve the list of registered Synthesis Processors and select one to be used. Therefore: 1 - remove the Synthesis Processor configurations from the workspace preferences and store the information about the Synthesis Processor into the project properties and, 2 - during the creation of the choreography into IdM the id of the selected Synthesis Processor must be passed.