ruby release

See #1169, release log:

• 9d07134 by @yegor256: pgtk 0.9.2
• 1a4eb45 by @yegor256: #1169 liquibase 4
• c6c0bf1 by @yegor256: #1169 json
• 5a2eab2 by @yegor256: #1169 test
• c89f3cc by @yegor256: #1168 pgtk 9
• 0c37920 by @yegor256: #1169 hid
• 74553b2 by @yegor256: #1169 hid
• 793fd04 by @yegor256: #1169 shw version
• 0a323e1 by @yegor256: #1169 path
• 2bb73cb by @yegor256: #1169 flags
• 4738e6c by @yegor256: #1169 tags
• c818c81 by @yegor256: #1169 ssl back
• f2ec08d by @yegor256: #1169 no ssl
• 7b97ce5 by @yegor256: #1169 typo
• 289255a by @yegor256: #1169 app.json
• 6b0d089 by @yegor256: #1169 platform
• 7f4d03f by @yegor256: #1169 platforms
• 5d73ba5 by @yegor256: #1169 pagin
• 237db96 by @yegor256: #1169 search
• 6d732fb by @yegor256: #1169 show search
• and 96 more...

Released by Rultor 2.0-SNAPSHOT, see build log