testbench
test actual visited vertices and edges
testcase
testcase
testcase
first argument is self
no more than two in sets[0:D-1] would be non-empty
Merge branch 'master' into testing
Merge branch 'master' into testing
Merge branch 'master' into testing
Merge branch 'master' into testing
Merge branch 'master' into testing
Merge branch 'master' into testing

Conflicts:
	maxbw.py
Merge branch 'master' into testing
c implementation
last master