Properly check if OAuth providing is enabled on the client.

web/react/components/user_settings_modal.jsx

@@ -35,7 +35,7 @@ export default class UserSettingsModal extends React.Component {
         tabs.push({name: 'security', uiName: 'Security', icon: 'glyphicon glyphicon-lock'});
         tabs.push({name: 'notifications', uiName: 'Notifications', icon: 'glyphicon glyphicon-exclamation-sign'});
         tabs.push({name: 'appearance', uiName: 'Appearance', icon: 'glyphicon glyphicon-wrench'});
-        if (global.window.config.EnableOAuthServiceProvider) {
+        if (global.window.config.EnableOAuthServiceProvider === 'true') {
             tabs.push({name: 'developer', uiName: 'Developer', icon: 'glyphicon glyphicon-th'});
         }