Fixed bug in layout.  Improved handling of multiple PrettyString or PrettyBlock items without intervening PrettySpace.
Fixed bug in layout.  Improved handling of multiple PrettyString or PrettyBlock items without intervening PrettySpace.

git-svn-id: 98787b36aaefbae4b30fa755be920954cd25e1e4@696 ae7d391e-3f74-4a2b-a0db-a8776840fd2a

mn200/polyml,polyml/polyml,dcjm/polyml,dcjm/polyml,polyml/polyml,polyml/polyml,mn200/polyml,dcjm/polyml,dcjm/polyml,mn200/polyml,polyml/polyml,mn200/polyml