anchor.diff: -<form ng-submit="form.submit()">
  +<form ng-submit="form.submit()" name="mandatureForm">
   
     <div class="mandature-form card-block">
   
  
positive.code:               </span>
              </button>
            </span>
          </div>
        </div>
        <div class="col-xs-4 mandature-form__group__helper">
  
negative.code:         <div class="input-group">
            <input class="form-control"
                   flatpickr
                   data-dateFormat="Y-m-d"
                   data-allow-input=true
                   placeholder="YYYY-MM-DD"
                   type="text"
                   ng-model="form.mandature.person.birthdate"
                   name="birthdate"
                   id="input-birthdate" />
            <span class="input-group-btn">
              <button class="btn btn-secondary" ng-click="form.editSource('birthdate', form.mandature.person)" type="button">
  