- Fix zero clipboard integration to properly hide the clipboard controls when flash is not available.

- Hide the download .dockercfg link in Safari, since it doesn't work there anyway

static/directives/docker-auth-dialog.html

@@ -19,7 +19,7 @@
            <i class="fa fa-download"></i>
            <a href="javascript:void(0)" ng-click="downloadCfg(shownRobot)">Download .dockercfg file</a>
          </span>
-         <div id="clipboardCopied" style="display: none">
+         <div class="clipboard-copied-message" style="display: none">
            Copied to clipboard
          </div>
          <button id="copyClipboard" type="button" class="btn btn-primary" data-clipboard-target="token-view">Copy to clipboard</button>