Change route interface.
Merge branch 'dev' of github.com:flavioc/meld into flavio-dev

Conflicts:
	process/machine.cpp
	vm/exec.cpp
Change the interfaces between machine and schedulers.
Merge branch 'dev' of github.com:flavioc/meld into flavio-dev

Conflicts:
	process/machine.cpp
	sched/base.hpp
	sched/serial.cpp
	sched/serial.hpp
	vm/exec.cpp