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

[Cron Daemon]

'sid/master.log' -> 'sid/master.20180315.log'
'testing2sid/master.log' -> 'testing2sid/master.20180315.log'
'jessie-rcmd/master.log' -> 'jessie-rcmd/master.20180315.log'
jessie-pu/master.20180314.log: 47.1 KiB / 1033.2 KiB = 0.046
squeeze2bpo2wheezy/master.20180314.log: 49.1 KiB / 1079.3 KiB = 0.045