Merge branch 'next' into sector-portals

appveyor.yml

src/config.h.in

src/hardware/hw_main.c

src/hardware/hw_md2.c

src/lua_skinlib.c

src/r_bbox.c

src/r_fps.c

src/r_fps.h

src/r_main.c

src/r_main.h

src/r_splats.c

src/r_things.c

src/r_things.h

src/version.h

src/win32/Srb2win.rc