Merge branch 'mergebbmpi' into boost-mpi

Conflicts:
	debug/debug_handler.cpp
	process/machine.cpp
Fix MPI Send issue to pass serial tests
Minor edits
Merge remote-tracking branch 'origin/debug' into boost-mpi

Conflicts:
	debug/debug_handler.cpp
	process/machine.cpp
	sched/nodes/serial.hpp
compilation issue
Merge branch 'boost-mpi' of github.com:claytronics/meld into debug
fix syntax error