[MP] Fix an incorrect memcpy count argument in CQuickSpriteSystem::Add.
[MP] Remove unused `models` member from server_t.
[MP] Fix incorrect filesize with SV_DemoFilename.
[MP] Inform client what their protocol version is, if there is a mismatch on connect to server.
[MP] Remove some unused defines from vm.cpp
[MP] Merge ioquake/ioq3@cafbb38d85e43168ea6a1c73f819549f4103550a
Handle detail textures correctly when r_detailedTextures is set to 0.