added eqvt-lemma for split; changed semantics of perm_simp: excluded stands for constants about which no complaint is written out...eqvt_apply is now always applied
_{res} -> _{\textrm{res}} etc.; same for =^{def}?
Nominal Isabelle view, rather than functional programming view
(e.g. first sentence of Abstract and Intro)
:: for cons might need some explanations, esp. that it's also used later
next to labels in nominal types (e.g. x::name t::lam).
Ott-tool -> Ott tool (throughout)
I didn't quite get top of second column, p. 6
the equation in the first actuall bullet on p. 8 lacks it =?
missing v. spaces, top of 2nd col p. 8