AddAddress modal: make title dynamically passed by parent

src/Bundle/ChillMainBundle/Resources/public/vuejs/Address/App.vue

@@ -4,6 +4,8 @@
          <h2 v-if="!edit">{{ $t('create_a_new_address') }}</h2>
          <h2 v-else>{{ $t('edit_a_new_address') }}</h2>
          <add-address
+            modalAddTitle="add_an_address_title"
+            modalEditTitle="edit_an_address_title"
             @addNewAddress="addNewAddress">
          </add-address>
       </div>
@@ -14,10 +16,10 @@
          </show-address>
       </div>
    </div>
-   
+
    <div v-if="!edit" class='person-address__valid'>
       <h2>{{ $t('date') }}</h2>
-      
+
       <div class="input-group mb-3">
          <span class="input-group-text" id="validFrom"><i class="fa fa-fw fa-calendar"></i></span>
          <input type="date" class="form-control form-control-lg" name="validFrom"
@@ -25,7 +27,7 @@
             v-model="validFrom"
             aria-describedby="validFrom" />
       </div>
-      
+
       <div v-if="errors.length > 0">
          {{ errors }}
       </div>