version `0.4.6` Producer/Consumer from JSON

See #408, release log:

• f35f269 by @rultor: Merge branch '__rultor'
• b49e487 by @h1alexbel: exception cases
• 5d6cdae by @h1alexbel: #406 readme
• 5e066bc by @h1alexbel: #406
• 292d9ca by @rultor: Merge branch '__rultor'
• 55fc525 by @h1alexbel: refs
• 9c2de5a by @rultor: Merge branch '__rultor'
• 73d438c by @h1alexbel: api word off
• 7cf9d9c by @h1alexbel: kafka streams version off
• c9eca6e by @rultor: Merge branch '__rultor'
• 558786b by @h1alexbel: typo

Released by Rultor 1.75.1, see build log