2009-11-01 wenzelm 2009-11-01 modernized structure Rule_Cases;
2009-07-24 wenzelm 2009-07-24 renamed functor ProjectRuleFun to Project_Rule; renamed structure ProjectRule to Project_Rule;
2009-06-24 wenzelm 2009-06-24 renamed Variable.import_thms to Variable.import (back again cf. ed7aa5a350ef -- Alice is no longer supported); renamed Variable.importT_thms to Variable.importT (again);
2009-02-28 wenzelm 2009-02-28 moved some generic tools to src/Tools/ -- src/Provers is essentially obsolete;