removed unused job and sink files
	modified:   src/base/queueing/Classifier.cc
	deleted:    src/base/queueing/Job.h
	deleted:    src/base/queueing/Job_m.h
	deleted:    src/base/queueing/Sink.cc
	deleted:    src/base/queueing/Sink.h
	deleted:    src/base/queueing/Sink.ned