refactor(library/init/logic): port to new elaborator
refactor(library/init/logic): port to new elaborator

johoelzl/lean,digama0/lean,fpvandoorn/lean,fgdorais/lean,leodemoura/lean,soonhokong/lean-osx,digama0/lean,rlewis1988/lean,digama0/lean,leodemoura/lean,leanprover-community/lean,rlewis1988/lean,leanprover-community/lean,fgdorais/lean,leodemoura/lean,soonhokong/lean-osx,leodemoura/lean,soonhokong/lean-windows,leanprover-community/lean,leanprover-community/lean,rlewis1988/lean,fgdorais/lean,dselsam/lean,leanprover/lean,Kha/lean,digama0/lean,soonhokong/lean-windows,leodemoura/lean,avigad/lean,Kha/lean,Kha/lean,rlewis1988/lean,johoelzl/lean,soonhokong/lean-windows,johoelzl/lean,fgdorais/lean,rlewis1988/lean,leanprover-community/lean,leanprover/lean,johoelzl/lean,leanprover/lean,fpvandoorn/lean,dselsam/lean,avigad/lean,leanprover/lean,dselsam/lean,fpvandoorn/lean,avigad/lean,Kha/lean,digama0/lean,dselsam/lean,avigad/lean,soonhokong/lean-windows,leanprover-community/lean,soonhokong/lean-windows,leodemoura/lean,avigad/lean,fgdorais/lean,johoelzl/lean,leanprover/lean,fpvandoorn/lean,digama0/lean,johoelzl/lean,fgdorais/lean,Kha/lean,dselsam/lean,Kha/lean,dselsam/lean,fpvandoorn/lean,avigad/lean,leanprover/lean,soonhokong/lean-osx,rlewis1988/lean,soonhokong/lean-osx,soonhokong/lean-osx,fpvandoorn/lean