add unscape html for error message.

Author: gezichenshan

src/formGenerator.vue

@@ -32,7 +32,8 @@ div.vue-form-generator(v-if='schema != null')
 							button(v-for='btn in field.buttons', @click='buttonClickHandler(btn, field, $event)', :class='btn.classes') {{ btn.label }}
 					.hint(v-if='field.hint') {{ field.hint }}
 					.errors.help-block(v-if='fieldErrors(field).length > 0')
-						span(v-for='(error, index) in fieldErrors(field)', track-by='index') {{ error }}
+						span(v-for='(error, index) in fieldErrors(field)', v-if='!field.unscapeErrors', v-html="error", track-by='index')
+						span(v-for='(error, index) in fieldErrors(field)', v-if='field.unscapeErrors', track-by='index') {{ error }}
 </template>
 
 <script>