mixed priorities
General:
+29Oct08
+kes Rework next_vol and autoprune a bit due to failure in
+ recycle-test. prune_volumes() now returns no status,
+ but should prune at least one Volume, if possible.
+kes Modify check_if_volume_valid_or_recyclable to reject a
+ volume with Recycle set off.
+kes Modify prune_volumes() to continue if volume Recycle is off
+ or if the volume has expired. Add more debug.
28Oct08
kes Fix bug #1046 VolumeToCatalog incorrectly reports mounted
filesystems as missing on the Volume.