Fix #188 enhanced Solveur

spec/solveur/solveur.spec.ts

src/compute-node.ts

src/devalaison/grille.ts

src/devalaison/jet.ts

src/macrorugo/concentration_blocs.ts

src/macrorugo/macrorugo.ts

src/macrorugo/macrorugo_compound.ts

src/nub.ts

src/open-channel/regime_uniforme.ts

src/open-channel/section/section_parametree.ts

src/pab/cloison_aval.ts

src/pab/cloisons.ts

src/pab/pab_nombre.ts

src/param/param-definition.ts

src/pipe_flow/lechaptcalmon.ts

src/session.ts

src/solveur/solveur.ts

src/solveur/solveur_params.ts

src/structure/dever.ts