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Merge branch 'master' of https://github.com/penpensun/BiForce

Conflicts:
	build/test/classes/unit_test/MatrixGraph/sim_run_input.txt
	build/test/classes/unit_test/MatrixHierNpartiteGraph/run_input.txt
	test/unit_test/MatrixGraph/sim_run_input.txt
	test/unit_test/MatrixHierNpartiteGraph/run_input.txt