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gerd authored
[write] and [display] methods (user wish). Fix: [Pxp_document.liquefy] terminates now when invoked only on a subtree of a document Cleaned up the code a bit so fewer warnings are emitted in the build. git-svn-id: https://godirepo.camlcity.org/svn/lib-pxp/trunk@719 dbe99aee-44db-0310-b2b3-d33182c8eb97
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