Changes by: Aleksey Nogin (nogin at metaprl.org)
Date: 2007-07-31 16:42:31 -0700 (Tue, 31 Jul 2007)
Revision: 11505
Log message:

      The environment part of the PathVar (which used to contain the original value
     of the object) is never actually needed, so deleting it from the type.