consistently. Sure sounded like a bug that needed to be fixed, and
here it is.

using the CloudLab interface.

to that URL like we do for normal login.

approval from the "resource management committee."

definition of management interfaces. See comments in the diff.

we can get at it from users of CallMethod. Then in create_instance,
put that into the APT_Instance record so that we can easily see the
log file if there is a failure. That is displayed in the status page
when in red-dot mode.

Checkpoint, still needs some work.

of concurrent mappers that can run at once. Currently used only
on the Geni path.