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

[Cron Daemon]

testing2sid/master.20171027.log: 77.2 KiB / 1051.3 KiB = 0.073
stable2sid/master.20171027.log: 107.2 KiB / 1126.7 KiB = 0.095
'stretch2proposed/master.log' -> 'stretch2proposed/master.20171028.log'