MC Plugin MythicMobsGUI [MMGUI] 1.12.9

MMGUI is the best GUI editor plugin for MythicMobs

- Fix an issue with LibsDisguises

- Model Engine 4 Support

- Fix issues

- Fix issues

- Fix issues

- Fix issues

- 1.20 Support

- Fix issues

- Added a sign button to input value via chat in Number Selector GUI

- Patterns filters added