Flexicontent 4 feature : enchance email field for Form field constructor

Form constructor for email field (beta release)

we add the first step of form conceptor for email field, you can replace simple mailto link for a form

- adding unlimited html5 field (text, email, freetext, hiddenfield, slider, file, checkbx radiobox, date, tel, url)
- required option

- order by drag and drop
- file attachement
- recaptcha
- rgpd consent