Implement a non-trivial discharge function for some hint libobjects.
Implement a non-trivial discharge function for some hint libobjects.

For now this is not accessible from the user-facing code.

ejgallego/coq,SkySkimmer/coq,coq/coq,SkySkimmer/coq,SkySkimmer/coq,ejgallego/coq,Zimmi48/coq,Zimmi48/coq,SkySkimmer/coq,Zimmi48/coq,Zimmi48/coq,coq/coq,coq/coq,ejgallego/coq,coq/coq,ejgallego/coq