Some CSs improvements

Dynamic form should load & unload when a question is opened or closed

Redesigned the interface for better flow when editing the plan content

User have now to click an 'Answer' button before answering a question for the first time

Added support for 'const' property in templates

Solved issues with Project Details informations display & save

Solved issue with dmp fragments function

Merged feature/project_details_rework

Added example div for text area

Fixed some bug where editors didn't display after form save

Some adjustments to the project details page

Removed required prop on fields, shouldn't block the form save anymore

Changed button label & design on research outputs creation form

Added required indicator on fields, modal shouldn't save when required field are not filled

Added blank option in select when default & selected values are nil

DBIDs should no longer disappear when the main form is saved

MadmpFragment to_s function should display arrays & integers

Solved issue with sub fragment list delete

Fixed variable name

Small fix to t_so function

ResearchOutputDescription fragment should use standard schema

Reimplemented to_s method for fragments

Tooltip should be displayed for textarea

Solved issue with Form selector when choosing a new form

Solved issue with templates creation

MadmpSchema are now searchable in superadmin

Fragment list tab header is displayed only when the tab is not empty

RO & madmp fragment list create & edit button should open in the same window

Solved issue where Projet & Meta schema weren't associated to the fragments on plan creation

The schema_id should replace the schema name when creating a new schema