Functions for generating inverse C stubs.
Add Cstubs_generate_ml.inverse_case.
A function for generating constructors for typed function table indexes.
Add Cstubs_inverted interface.
Add Cstubs_inverted implementation.
Update Makefile with Cstubs_inverted interface.
Update dependencies for Cstubs_inverted.
Merge pull request #150 from yallop/inverted_stubs

Support for exposing OCaml code as C libraries