Mon, 10 Oct 2016 21:52:55 +0200 wenzelm provide execute operation, similar to Isabelle_System.bash;
Mon, 10 Oct 2016 21:44:54 +0200 wenzelm proper support for exec channel (see also bash.scala);
Mon, 10 Oct 2016 18:10:03 +0200 wenzelm proper hierarchic names;
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