fix meta issue for vmware: create a blank meta data file, even meta data is empty
fix meta issue for vmware: create a blank meta data file, even meta data is empty

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