Sodg::find_with_closure() must pass "self" to the closure

See #63, release log:

• 2d9278f by @UARTman: #60: Fix test name
• 66cca34 by @UARTman: #60: Fix find_with_closure I...
• ff25c44 by @UARTman: #63: Modify find_with_closure
• d3a7462 by @UARTman: Merge branch 'master' into fin...
• 8bbc202 by @renovate[bot]: Update Rust crate regex to 1.7...
• c611959 by @yegor256: typo
• 2c77e6c by @yegor256: better error reporting
• 3e4bdb0 by @yegor256: #root: no more root
• 58a9a16 by @UARTman: #63: Modify find_with_closure
• 9972cad by @UARTman: Fix nightly clippy warnings
• a087f1a by @UARTman: #56: Implement Hex::concat
• fd8ca37 by @yegor256: typo
• e5d43e0 by @yegor256: extra test for empty data
• a5aa939 by @yegor256: extra test
• 8b8cb9d by @rultor: Merge branch '__rultor'
• 85cd211 by @UARTman: #20: fix collection algorithm
• 663dfa4 by @UARTman: #20: change naming convention
• a6d095d by @yegor256: typo
• 58b2dc1 by @renovate[bot]: Update Rust crate predicates t...
• 88a64be by @renovate[bot]: Update Rust crate serde to 1.0...
• and 26 more...

Released by Rultor 2.0-SNAPSHOT, see build log