Menu: Fix joystick events causing the player to move during multiplayer system menu [2122-version]

See merge request STJr/SRB2!420

This reverts commit c0c05043.

Revert "Merge branch 'menu-mpjoy-fix' into 'next'"

See merge request STJr/SRB2!419

This reverts commit b5d4bb35, reversing
changes made to 2d675750.

Menu: Fix joystick events causing the player to move during multiplayer system menu

See merge request STJr/SRB2!414

Chat and other multiplayer quality of life improvements.

See merge request STJr/SRB2!398

Add SETCONTROL handling to config updater

See merge request STJr/SRB2!410

Final code fixes and minor cleanup

See merge request SinnamonLat/SRB2!5

This reverts commit 64007290.

Large room fix

Remove mute boolean from playermsg hook, fix username stuff still being there, potential memory leaks, and added back the ip message.

SDL: Center window on current monitor during vidmode change

Closes #47

See merge request STJr/SRB2!415

Fixed various issues: added some free()s, lua_optboolean, other things, and also made sure chat can't send empty messages.

Fix various bugs.

See merge request SinnamonLat/SRB2!4

Menu screenshot fix

Closes #45

See merge request STJr/SRB2!413