v1.30.1 draft

[Alystrasz]

Features:
Slightly improved Northstar cheatcommands (Mods#916)
Add PlayerAssist callback logic (Mods#908)

Fixes:
Fix reloading plugins (Launcher#835)
Fix script error related to dropship and player server leave (Mods#914)
Fix some small bugs for gamemode fw (Mods#897)
Remove cheat flag from cl_gib_lifetime (Launcher#837)

Configuration process:
Update release configuration action versions (Launcher#838)

Contributors:
@Alystrasz @Bobbyperson @catornot @LightBlueCube @NachosChipeados @Zanieon