Issiue #1561272 by lukasz.tyc: Simplify visibility and required state checks...

luk.tcrequested to merge
issue/conditional_fields-1561272:1561272-conditionally-required-fields into 4.x

Issiue #1561272 by lukasz.tyc: Simplify visibility and required state checks in ConditionalFieldsFormHelper

Closes #1561272

Merge request reports