Converted bandwidth limit mechanism from seconds to microseconds
fixed problem with bandwidth limit and unsigned integer math
stupid mistake with arithmetic
Merge branch 'master' of github.com:cooperative-computing-lab/cctools
Merge branch 'workqueue3' of github.com:cooperative-computing-lab/cctools

Conflicts:
	dttools/src/work_queue.c
Merge branch 'master' of github.com:cooperative-computing-lab/cctools
Merge branch 'master' of github.com:cooperative-computing-lab/cctools

Conflicts:
	dttools/src/work_queue.c
Remove references to "auto" and "classic" mode, replace -m foreman with --foreman, have --cores default to 1.
Merge branch 'master' of github.com:cooperative-computing-lab/cctools