Adding service settings to admin console

web/react/components/admin_console/admin_sidebar.jsx

@@ -38,6 +38,15 @@ export default class AdminSidebar extends React.Component {
                     <ul className='nav nav-pills nav-stacked'>
                         <li>
                             <ul className='nav nav__sub-menu'>
+                                <li>
+                                    <a
+                                        href='#'
+                                        className={this.isSelected('service_settings')}
+                                        onClick={this.handleClick.bind(this, 'service_settings')}
+                                    >
+                                        {'Service Settings'}
+                                    </a>
+                                </li>
                                 <li>
                                     <a
                                         href='#'