dashboard - fix a bug "alerts is undefined" when login as user-role and recent errors is not empty.
dashboard - fix a bug "alerts is undefined" when login as user-role and recent errors is not empty.

cinderella/incubator-cloudstack,resmo/cloudstack,wido/cloudstack,GabrielBrascher/cloudstack,GabrielBrascher/cloudstack,resmo/cloudstack,DaanHoogland/cloudstack,DaanHoogland/cloudstack,wido/cloudstack,mufaddalq/cloudstack-datera-driver,jcshen007/cloudstack,jcshen007/cloudstack,wido/cloudstack,mufaddalq/cloudstack-datera-driver,resmo/cloudstack,cinderella/incubator-cloudstack,mufaddalq/cloudstack-datera-driver,GabrielBrascher/cloudstack,GabrielBrascher/cloudstack,jcshen007/cloudstack,cinderella/incubator-cloudstack,argv0/cloudstack,cinderella/incubator-cloudstack,cinderella/incubator-cloudstack,argv0/cloudstack,DaanHoogland/cloudstack,wido/cloudstack,DaanHoogland/cloudstack,wido/cloudstack,argv0/cloudstack,jcshen007/cloudstack,jcshen007/cloudstack,DaanHoogland/cloudstack,argv0/cloudstack,resmo/cloudstack,jcshen007/cloudstack,argv0/cloudstack,GabrielBrascher/cloudstack,DaanHoogland/cloudstack,argv0/cloudstack,GabrielBrascher/cloudstack,wido/cloudstack,resmo/cloudstack,mufaddalq/cloudstack-datera-driver,wido/cloudstack,resmo/cloudstack,GabrielBrascher/cloudstack,mufaddalq/cloudstack-datera-driver,DaanHoogland/cloudstack,resmo/cloudstack,jcshen007/cloudstack,mufaddalq/cloudstack-datera-driver