test: check that fields of loaded examples are not empty when 'empty fields on calculator creation' is enabled

refs #530

Resolve "Fente Larinier: laisser le coefficient de débit vide"

Closes #515

See merge request !123

Merge branch '503-prebarrages-les-champs-ne-sont-pas-vides-lors-des-ajouts-de-bassins-et-cloisons' into 'devel'

Resolve "PréBarrages: les champs ne sont pas vides lors des ajouts de bassins et cloisons"

Closes #503

See merge request !122

fix: remove CdWSL (Larinier weir) from fields not to be emptied with "empty fields on calculator creation" option

To force user to fill CdWSL input

refs #515

refs #503

refs #503

Merge branch '480-mode-champs-vides-par-defaut-changer-le-type-d-un-ouvrage-ex-dans-cloisons-remplit-les-champs' into 'devel'

Resolve "Mode "champs vides par défaut" : changer le type d'un ouvrage (ex: dans Cloisons) remplit les champs"

Closes #480

See merge request !119

refs #480

Merge branch '508-remettre-le-parametre-dans-son-etat-initial-quand-le-dialogue-varier-est-annule' into 'devel'

Resolve "Remettre le paramètre dans son état initial quand le dialogue "Varier" est annulé"

Closes #508

See merge request !121

Resolve "Ajouter un bouton "Annuler" sur la saisie des paramètres variables"

Closes #507

See merge request !120

refs #480

test: check that parameter mode is set back to its previous value when min/max/list dialog is cancelled

refs #508

refs #507

In parallel structures, when:
- set a structure parameter to variated mode
- cancel dialog
- copy structure
a dialog opens.
Now use object representation instead of clone to backup parameter before opening the variable mode dialog.

refs #508

refs #480

refs #508

when:
- "create calculators with empty fields" is set,
- a single value parameter is given a value,
- parameter mode changed to variable,
fields opening edition dialog are incorrectly filled.

refs #480

refs #508

refs #480

refs #508

refactor: move list of parameters not to be emptied by "create new calculators with empty fields" to constant in FormulaireNode

refs #480

refs #509

refs #480

- fix enabled "switch to graph" button when form is invalid
- fix modification of the original parameter (now only modified when form is closed with "validate" button)

Fix #507

Resolve "Documentation: corrections"

Closes #495 and #498

See merge request !118

Closes #498

Closes #495

Resolve "PréBarrages: Mettre les enfants invalides en rouge dans le schéma"

Closes #484

See merge request !116

Refs #484

# Conflicts:
#   jalhyd_branch

Resolve "PAB : pouvoir varier le débit d'attrait"

Closes #431

See merge request !104

- migrate empty parameter check to FormPrebarrage

Refs #484

- known issue: The color changes only on item selection

Refs #484

# Conflicts:
#   jalhyd_branch

Refs #431