fix(IHM): create IHM to run TE engine checks (refs #4571)
fix(IHM): error management & desynchronize engine retrieving (refs #4572)
fix(IHM): add event argument on submit handler (refs #4571)
fix(IHM): mime types supported by the selected engine can be dislayed (refs #4572)
fix(parameters): Remove trace (refs #4568)
feat(IHM): rewrite for a beautiful ihm (refs #4578)