Init Manager freeze fix

- Fixed menu freezing after using Init Manager.
- Fixed menu not showing the new positions after a position change.
- Fixed mods disappearing when moving down from the second-to-last
position.
- Please test thoroughly. Also please test other similar menus in other
pages.
Merge remote-tracking branch 'origin/master' into hotfix-Init-Manager-freeze

Conflicts:
	Scripts/APPS_ModRegFW_MCM.pex
Hotfix #2

- Fixed freeze in Iit Manager when clicking on a seperator or Change
nothing command
- Fixed uncompiled MCM menu