fixed material numbers in new dialog

src/app/changelog/changelog.component.html

@@ -0,0 +1,35 @@
+<h2>Changelog</h2>
+
+<div class="header">
+  <rb-form-date-input name="dateInput" label="older than" [options]="{enableTime: true}"
+                      [(ngModel)]="timestamp" (ngModelChange)="loadChangelog()">
+  </rb-form-date-input>
+
+  <rb-form-select name="pageSizeSelection" label="page size" [(ngModel)]="pageSize" (ngModelChange)="loadChangelog()">
+    <option value="3">3</option>
+    <option value="10">10</option>
+    <option value="25">25</option>
+    <option value="50">50</option>
+    <option value="100">100</option>
+    <option value="250">250</option>
+    <option value="500">500</option>
+  </rb-form-select>
+
+  <button class="rb-btn rb-link" type="button" (click)="loadChangelog(1)">
+    next page
+    <span class="rb-ic  rb-ic-forward-right"></span>
+  </button>
+</div>
+
+<rb-table>
+  <tr>
+    <th>Date</th>
+    <th>Action</th>
+    <th>Data</th>
+  </tr>
+  <tr *ngFor="let entry of changelog">
+    <td>{{entry.date}}</td>
+    <td>{{entry.action}}</td>
+    <td>{{entry.data | json}}</td>
+  </tr>
+</rb-table>