feat(#1663): Implement `RepositoryStatistics.Smart`

See #1666, release log:

• 4f39e01 by @volodya-lombrozo: feat(#1663): Add one more puzz...
• 6adb0e9 by @volodya-lombrozo: feat(#1663): fix all qulice su...
• e3c8a80 by @volodya-lombrozo: feat(#1663): Add RepositorySta...
• 090fbe1 by @volodya-lombrozo: feat(#1660): Refactor Reposito...
• 52435fd by @volodya-lombrozo: feat(#1660): Add todo for the ...
• 1245177 by @volodya-lombrozo: feat(#1660): Add ugly implemen...
• e098cb3 by @volodya-lombrozo: feat(#1660): Add javadocs
• 42f248f by @volodya-lombrozo: feat(#1660): Add test of Repos...
• de7350d by @volodya-lombrozo: feat(#1660): Add RepositorySta...
• 023ee04 by @volodya-lombrozo: feat(#1660): Add support of st...

Released by Rultor 1.75.1, see build log