+ Shorten debian/rules to the bare essentials.
+ Override dh_makeshlibs call to add tcltk-depends.
+ Override dh_clean to not remove several left-overs included upstream.
+ + Override dh_installexamples to not install a.tcl~.
+ Emtpy override for dh_auto_test, the reference all.tcl doesn't exist;
Most of the tests require network access anyway, which isn't given
on the buildds.