ADD: ':' to heading

frontend/src/components/TransactionList.vue

@@ -37,7 +37,7 @@
             </div>
           </div>
           <b-card-body class="element-content">
-            {{ function2text(element.object_function) }} in {{ element.object_fq_name }}<br/>
+            {{ function2text(element.object_function) }} in {{ element.object_fq_name }}:<br/>
             <span v-if="element.object_title">{{element.object_title}}</span>
             <ul>
               <li v-for="field in element.preview_fields" v-bind:key="field">