[Front-end] Fixes for Hyperlinks

Fixes #1710
Converted to span to confine clickable area
to text only;
Link now uses `overflow: hidden` in frame;
Normalized font-size when .s-button;

platform/features/hyperlink/res/templates/hyperlink.html

@@ -19,10 +19,10 @@
  this source code distribution or the Licensing information page available
  at runtime from the About dialog for additional information.
 -->
-<a class="s-hyperlink" ng-controller="HyperlinkController as hyperlink" href="{{domainObject.getModel().url}}"
+<a class="l-hyperlink s-hyperlink" ng-controller="HyperlinkController as hyperlink" href="{{domainObject.getModel().url}}"
    ng-attr-target="{{hyperlink.openNewTab() ? '_blank' : undefined}}"
    ng-class="{
        's-button': hyperlink.isButton()
    }">
-    <div class="label">{{domainObject.getModel().displayText}}</div>
+    <span class="label">{{domainObject.getModel().displayText}}</span>
 </a>