Improve forms

[dtrucs]

Forms rework :

• Use the platform to valid/submit form
• Add related label for each field
• Improve accessibility

Search form :

• Add a label related to the field (invisible on screen, but accessible by screen readers and the app without CSS)
• Workable without JavaScript enabled
• Real submit button with label instead of empty <div onclick />

Datepicker input :

• Add a label related to the field
• Open the calendar by clicking on the calendar icon
• Fix Datepicker from events filter is broken with a recent update of Firefox #899

Report form

• Add label to each field
• Display a global message error above the form
• Display an individual message error for each related field
• Fix Remplacer oldGetSpacing par getSpacing #16

Other

• Upgrade react-select package to 5.7.2

[camillemonchicourt]

Joli ménage ! 🎉