[Piuparts-reports] Cron <piupartsm at pejacevic> rotate_master_logs

[Cron Daemon]

'sid-strict/master.log' -> 'sid-strict/master.20180406.log'
'stretch2buster/master.log' -> 'stretch2buster/master.20180406.log'
stretch2buster-rcmd/master.20180405.log: 88.5 KiB / 1084.2 KiB = 0.082
'stretch-security/master.log' -> 'stretch-security/master.20180406.log'
'stretch2proposed/master.log' -> 'stretch2proposed/master.20180406.log'
oldstable222sid/master.20180405.log: 76.5 KiB / 1077.2 KiB = 0.071