Added --group switch to select all hosts in a group.
Added reasonable defaults.
Added parallel_path configuration option to allow
copying parts of the hierarchy in parallel.
A log message is output as each backup job finishes.
Added new progress_file showing the current
state of rsnap.
Fixed off-by-one error.
rsync_options can now be defined per host.
Removed --whole-file default rsync_options.
Added time information to rsnap.progress.
Revert "Fixed off-by-one error."

This reverts commit 5af22ed6f982c0dfce4d24cb007be1ae1540954c.