implements max holder and validation on UI

src/Bundle/ChillPersonBundle/Resources/public/vuejs/HouseholdMembersEditor/components/Confirmation.vue

@@ -12,6 +12,9 @@
     <li v-for="(msg, index) in warnings">
       {{ $t(msg.m, msg.a) }}
     </li>
+    <li v-for="msg in errors">
+      {{ msg }}
+    </li>
   </ul>  
 
   <ul class="record_actions sticky-form-buttons">
@@ -34,8 +37,9 @@ export default {
   computed: {
     ...mapState({
       warnings: (state) => state.warnings,
-      hasNoWarnings: (state) => state.warnings.length === 0,
-      hasWarnings: (state) => state.warnings.length > 0,
+      errors: (state) => state.errors,
+      hasNoWarnings: (state) => state.warnings.length === 0 && state.errors.length === 0,
+      hasWarnings: (state) => state.warnings.length > 0 || state.errors.length > 0,
     }),
   },
   methods: {