Merge branch 'rotsprite2' into 'next'

src/d_clisrv.c

src/dehacked.c

src/doomdef.h

src/hardware/hw_defs.h

src/hardware/hw_md2.c

src/hardware/r_opengl/r_opengl.c

src/info.h

src/lua_baselib.c

src/lua_infolib.c

src/lua_libs.h

src/lua_mobjlib.c

src/p_enemy.c

src/p_inter.c

src/p_mobj.c

src/p_mobj.h

src/p_saveg.c

src/p_user.c

src/r_patch.c

src/r_patch.h

src/r_things.c