Fri, 17 Dec 2010 23:18:39 +0100 wenzelm merged;
Fri, 17 Dec 2010 23:09:53 +0100 blanchet remove option that doesn't work in Mirabelle anyway (Mirabelle uses Sledgehammer_Provers, not Sledgehammer_Run)
Fri, 17 Dec 2010 22:15:08 +0100 blanchet more precise error messages in "verbose" (or "debug") mode, following this morning's permission debacle
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