Add support for new event handlers to XEH

[commy2]

GetInMan, GetOutMan (already in as scripted variants, but could be updated to use the actual new events), as well as SeatSwitchedMan
https://forums.bistudio.com/topic/140837-development-branch-changelog/?p=2988599

Reloaded
https://forums.bistudio.com/topic/140837-development-branch-changelog/?p=2989080