Lots of hacking to get global relabeling working.  Added relabeling of strong nodes.  Changed relabeling code to use BFS search - still need to replace init code.  This version contains hacks for things like "super weak" mergers and ignoring early termination.
Lots of hacking to get global relabeling working.  Added relabeling
of strong nodes.  Changed relabeling code to use BFS search - still
need to replace init code.  This version contains hacks for things
like "super weak" mergers and ignoring early termination.

cander/pseudoflow-solver,cander/pseudoflow-solver