disable test non necessary + pep8 fixes
disable test non necessary + pep8 fixes

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