v3.0.2 - generate_lomap_network fix

Fixes an issue with generate_lomap_network that would cause it to fail in systems where some mappings could not be generated

What's Changed

• Fix pkg_resources deprecation & path as context manager is a no-op by @IAlibay in #39
• add repr to LomapAtomMapper by @richardjgowers in #42
• score matrix was initially full of perfect values not worst values by @richardjgowers in #44

Full Changelog: v3.0.1...v3.0.2