Modifications

<tr valign="middle"><td align=right>'''Date de début'''</td><td>{{{field|Datestart|input type=datepicker|date format=SHORT|mandatory}}}</td></tr>

<tr valign="middle"><td align=right>'''Date de fin'''</td><td>{{{field|Dateend|input type=datepicker|date format=SHORT}}}</td></tr>

<tr valign="middle"><td align=right>'''Lieu'''</td><td>{{{field|Lieu|input type=leaflet}}}</td></tr>

<tr valign="middle"><td align=right>'''Equipe'''</td><td>{{{field|Equipe|input type=text|mandatory}}}</td></tr>