release: WMInventoryControl 1.0.0

- New public API for plugin developers
- Configurable combat restrictions: block marking, re-marking, dropping, and moving marked weapons while in combat
- Weight system: optional out-of-combat timeout (`weight-reset-timeout-seconds`); clarified post-combat reset logic
- Container listeners: enforce combat move block; clearer player messages
- README/docs: updated config reference, combat restrictions, and weight reset behavior
- Build: version bump to 1.0.0 (pom.xml); plugin.yml now uses `${project.version}`

Author: DMariusM