message: fix(sshkeys): fix SG page popover bug
  fix popover bug on the security groups page
diff: <span>{{ 'COMMON.EDIT' | translate }}</span>
  </button>
  <button md-menu-item
  - (click)="$event.stopPropagation(); onDelete.emit(securityGroupTemplate)"
  + (click)="onDelete.emit(securityGroupTemplate)"
  >
  <md-icon>delete</md-icon>
  <span>{{ 'COMMON.DELETE' | translate }}</span>
  