old_contents: import alertsSvc      from './Alerts.js';
  import auditLogsSvc   from './AuditLogs.js';
  import authSvc        from './Authorization.js';
  import exportSvc      from './ExportService.js';
  import exprUtil       from './ExpressionUtil.js';
  import fieldFactory   from './FieldFactory.js';
  import formUtil       from './FormUtil.js';
  import http           from './HttpClient.js';
  import itemsSvc       from './ItemsHolder.js';
  import pluginLoader   from './PluginLoader.js';
  import pluginViews    from './PluginViewsRegistry.js';
  import routerSvc      from './Router.js';
  import utility        from './Utility.js';
  
  export default {
    install(app) {
      let osSvc = app.config.globalProperties.$osSvc = app.config.globalProperties.$osSvc || {};
      Object.assign(osSvc, {
        alertsSvc:    alertsSvc,
        auditLogsSvc: auditLogsSvc,
        authSvc:      authSvc,
        exportSvc:    exportSvc,
        exprUtil:     exprUtil,
        fieldFactory: fieldFactory,
        formUtil:     formUtil,
        http:         http,
        itemsSvc:     itemsSvc,
        pluginLoader: pluginLoader,
        pluginViews:  pluginViews,
        routerSvc:    routerSvc,
        utility:      utility
      });
    }
  }
  
new_contents: import alertsSvc      from './Alerts.js';
  import auditLogsSvc   from './AuditLogs.js';
  import authSvc        from './Authorization.js';
  import exportSvc      from './ExportService.js';
  import exprUtil       from './ExpressionUtil.js';
  import fieldFactory   from './FieldFactory.js';
  import formUtil       from './FormUtil.js';
  import http           from './HttpClient.js';
  import itemsSvc       from './ItemsHolder.js';
  import pluginLoader   from './PluginLoader.js';
  import pluginViews    from './PluginViewsRegistry.js';
  import routerSvc      from './Router.js';
  
  export default {
    install(app) {
      let osSvc = app.config.globalProperties.$osSvc = app.config.globalProperties.$osSvc || {};
      Object.assign(osSvc, {
        alertsSvc:    alertsSvc,
        auditLogsSvc: auditLogsSvc,
        authSvc:      authSvc,
        exportSvc:    exportSvc,
        exprUtil:     exprUtil,
        fieldFactory: fieldFactory,
        formUtil:     formUtil,
        http:         http,
        itemsSvc:     itemsSvc,
        pluginLoader: pluginLoader,
        pluginViews:  pluginViews,
        routerSvc:    routerSvc
      });
    }
  }
  
subject: Build fixes. Removed the unused utility class.