Sun, 01 May 2011 16:52:29 +0200 wenzelm misc cleanup -- no need to copy style files;
Sun, 01 May 2011 16:36:34 +0200 wenzelm eliminated copies of isabelle style files;
Sun, 01 May 2011 00:01:59 +0200 wenzelm use @{rail} antiquotation (with some nested markup);
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