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

[Cron Daemon]

'stretch2bpo/master.log' -> 'stretch2bpo/master.20180218.log'
oldstable222sid/master.20180217.log: 75.6 KiB / 1048.3 KiB = 0.072
squeeze2wheezy-lts/master.20180217.log: 91.0 KiB / 1059.9 KiB = 0.086, 0:01