feat(library/tactic/inversion_tactic): use the "simpler" compilation approach in more cases
feat(library/tactic/inversion_tactic): use the "simpler" compilation approach in more cases

The approach implemented in the commit 8974d70c11ef7b9b2c5d can be
extended to indexed inductive families. See comments in the code.

rlewis1988/lean,soonhokong/lean-windows,dselsam/lean,Kha/lean,johoelzl/lean,rlewis1988/lean,leanprover/lean,fpvandoorn/lean,dselsam/lean,leodemoura/lean,leanprover-community/lean,leanprover/lean,soonhokong/lean,soonhokong/lean-osx,avigad/lean,avigad/lean,fpvandoorn/lean2,levnach/lean,javra/lean,javra/lean,Kha/lean,dselsam/lean,UlrikBuchholtz/lean,leanprover/lean,eigengrau/lean,UlrikBuchholtz/lean,soonhokong/lean-osx,fgdorais/lean,soonhokong/lean-osx,fpvandoorn/lean2,leanprover-community/lean,fgdorais/lean,soonhokong/lean-windows,dselsam/lean,rlewis1988/lean,digama0/lean,fgdorais/lean,leanprover-community/lean,fpvandoorn/lean2,eigengrau/lean,johoelzl/lean,javra/lean,eigengrau/lean,fpvandoorn/lean,leanprover-community/lean,soonhokong/lean,fpvandoorn/lean2,sp3ctum/lean,eigengrau/lean,sp3ctum/lean,fgdorais/lean,leanprover/lean,levnach/lean,sp3ctum/lean,htzh/lean,sp3ctum/lean,rlewis1988/lean,leodemoura/lean,soonhokong/lean-windows,leanprover-community/lean,eigengrau/lean,htzh/lean,levnach/lean,rlewis1988/lean,htzh/lean,leanprover/lean,htzh/lean,soonhokong/lean,sp3ctum/lean,dselsam/lean,soonhokong/lean,c-cube/lean,Kha/lean,leodemoura/lean,fpvandoorn/lean,digama0/lean,levnach/lean,c-cube/lean,digama0/lean,Kha/lean,leodemoura/lean,avigad/lean,c-cube/lean,soonhokong/lean,levnach/lean,fgdorais/lean,digama0/lean,Kha/lean,rlewis1988/lean,fpvandoorn/lean,fpvandoorn/lean2,soonhokong/lean-windows,leanprover-community/lean,johoelzl/lean,leodemoura/lean,UlrikBuchholtz/lean,johoelzl/lean,johoelzl/lean,leanprover/lean,leodemoura/lean,digama0/lean,c-cube/lean,soonhokong/lean-osx,avigad/lean,UlrikBuchholtz/lean,soonhokong/lean-windows,avigad/lean,fgdorais/lean,fpvandoorn/lean,avigad/lean,dselsam/lean,fpvandoorn/lean,Kha/lean,javra/lean,javra/lean,johoelzl/lean,c-cube/lean,digama0/lean,soonhokong/lean-osx,UlrikBuchholtz/lean,htzh/lean