v1.0.2 minor fixes

What's Changed

• Update filename to reflect operation by @smartinov in #16
• Options.GetConfig handles nil caller gracefully by @jkopczyn in #20
• Include minimum image bounds in calculation by @guywithnose in #21

New Contributors

• @smartinov made their first contribution in #16
• @jkopczyn made their first contribution in #20
• @guywithnose made their first contribution in #21

Full Changelog: v1.0.1...v1.0.2