=bug on show cdr if disposition is null
=bug on show cdr if disposition is null

areski/cdr-stats,areski/cdr-stats,cdr-stats/cdr-stats,cdr-stats/cdr-stats,areski/cdr-stats,Star2Billing/cdr-stats,Star2Billing/cdr-stats,Star2Billing/cdr-stats,Star2Billing/cdr-stats,areski/cdr-stats,cdr-stats/cdr-stats,cdr-stats/cdr-stats