an>Add Core</span></button>
      <button id="unload" class="warn requires-core" ng-click="unloadCore()"><span>Unload</span></button>
      <button id="rename" class="action requires-core" ng-click="showRenameCore()"><span>Rename</span></button>
      <button id="swap" class="action requires-core" ng-click="showSwapCores()"><span>Swap</span></button>
      <button id="reload" class="requires-core" ng-click="reloadCore()"
         ng-class="{success: reloadSuccess, warn: reloadFailure}"><span>Reload</span></