small fixes

src/app/error/error.component.html

@@ -1,3 +1,11 @@
 <rb-alert alertTitle="Error" type="error" okBtnLabel="Discard">
-  {{message}}
+  <div class="space-below">
+    {{message}}
+  </div>
+  <div *ngIf="details.length">
+    <a href="javascript:" class="rb-details-toggle" rbDetailsToggle #triggerDetails="rbDetailsToggle">Details</a>
+    <div *ngIf="triggerDetails.open">
+      <p *ngFor="let detail of details">{{detail}}</p>
+    </div>
+  </div>
 </rb-alert>

src/app/error/error.component.ts

@@ -8,6 +8,7 @@ import { Component, OnInit } from '@angular/core';
 export class ErrorComponent implements OnInit {
 
   message = '';
+  details: string[] = [];
 
   constructor() { }