Prevent makedtx from collecting backup files with .sty~ or .def~ extension into the .dtx & .ins to be made
Correct the French ordinals so that:
- abbreviated form (1er, 2e, 3e) is the default, instead of longer one (1ier, 2ième, 3ième)
- abbreviated form is corrected 1=>1er, not 1e
- make it sure that ` is protected in non abbreviated form