node: remove bogus commented code
spec: silence the logger during spec execution as it spams a lot during node destruction
spec: cover more cases on remote actor crash
examples:scratchy: precise terminated task error
node: terminate local refernces to remote actors if node partitioned
extend celluloid cell proxy to raise exception on async or future request for dead actors
rake: add clean task which remove coverage stats before the run
rename Router into MailboxManager to be more obvious
make NodeManager a normal class as it does not make sense to have it Celluloid Actor
refactoring of race-free weak reference management: part 1
refactoring of race-free weak reference management: part 2
require weakref only in resource manager