[developers] updates in the LOGON tree

[Stephan Oepen]

> So should we be doing something similar at UW for the builds
> we maintain?

i would maybe wait a little more before you move the LinGO builds to a
newer ACL version.  for one, i have yet to push the (minimal, so far)
code changes from LOGON upstream.  and there are a few more compiler
warnings in the new universe that i would like to look at ...

cheers, oe