| Tue, 14 Mar 2017 00:09:15 +0100 | wenzelm | misc tuning and simplification; | file | diff | annotate |
| Mon, 13 Mar 2017 22:02:42 +0100 | wenzelm | tuned signature; | file | diff | annotate |
| Mon, 13 Mar 2017 21:37:35 +0100 | wenzelm | clarified modules; | file | diff | annotate |