2009-07-23 wenzelm 2009-07-23 clarified pretty_goals, pretty_thm_aux: plain context; explicit pretty_goals_without_context, print_goals_without_context; tuned;
2009-07-20 wenzelm 2009-07-20 moved pretty_goals etc. to Display_Goal (required by tracing tacticals); load display.ML after assumption.ML, to accomodate proper contextual theorem display;
2009-07-02 wenzelm 2009-07-02 renamed NamedThmsFun to Named_Thms; simplified/unified names of instances of Named_Thms;
2009-06-23 haftmann 2009-06-23 uniformly capitialized names for subdirectories