too much text in RetryOnFailure with verbose=OFF

See #238, release log:

• 1e291b7 by @yegor256: #238 less text in verbose mode...
• 151747e by @yegor256: 0pdd config update, notificati...
• c0840e6 by @yegor256: Up to 2017, Happy New Year!
• c76d407 by @yegor256: new travis config
• 13b9509 by @yegor256: rvm
• ddcf5ad by @yegor256: new rultor coords
• aa9da91 by @yegor256: ping
• ac736b6 by @yegor256: pdd fix
• 851e54c by @yegor256: PUZZLES.md removed, because 0p...
• 3be650d by @yegor256: typo in 0pdd badge coordinates
• 63fc2ee by @yegor256: admin email added to .0pdd.yml
• 2071148 by @yegor256: .pdd added
• d35f1d8 by @yegor256: 0pdd.yml added
• d847b2b by @yegor256: pdd badge
• bd9ce7c: TEAM.md page updated
• 7a00c58: TEAM.md page updated
• 9b16577 by @yegor256: #226 license fixed for 2016

Released by Rultor 1.62.2, see build log