Fix window icon being reset when switching renderers on non-Windows platforms

See merge request !898

Fix OpenGL only recording the first frame of unoptimized GIFs

See merge request !928

GCC 10 compiling fixes

See merge request STJr/SRB2!937

added missing extern keyword for ms_RoomId in mserv.h (the definition is already in the .c file in this case)

turn all non-extern variables in s_sound.h into externs (and put their real definitions in the .c file)

Fix splitscreen Title Card act name regression

See merge request !934

Menu soc bullshit mergefix

See merge request STJr/SRB2!933

2.2.4 preparation

See merge request !935

Fix crash with rollout rock

See merge request !936

This fixes act names not being shown on player 2's view

Don't show the FPS counter during startup.

See merge request !930

Fix Simple Camera not working with the tutorial's statue challenge

See merge request STJr/SRB2!931

Fix the BotRespawn hook and hooking A_Dye being disabled for no reason

See merge request STJr/SRB2!932

Merge branch 'master' of https://git.magicalgirl.moe/STJr/SRB2.git into fickleheart/SRB2-menu-soc-bullshit

# Conflicts:
#	src/m_menu.c

2.2.3 preparation

See merge request STJr/SRB2!929

Last minute OpenGL fix: don't check flippedness in HWR_RotateSpritePolyToAim if the mobj is actually a precipmobj!

precipmobj_t does not have eflags, so P_MobjFlip checking it would actually be accessing memory addresses beyond the end of the struct

Play the 1-up sound when 1upsound is set to sound

See merge request STJr/SRB2!926

patch_music.pk3

See merge request STJr/SRB2!812

These fixes were suggested by Sveciaost on #mac-users on Discord

New Greenflower Zone 3 laser

See merge request STJr/SRB2!924

Optimise net-archiving of Lua strings, numbers and booleans

See merge request STJr/SRB2!904