Merge branch 'master' into next

.travis.yml

src/Makefile.cfg

src/blua/ldebug.c

src/blua/llex.c

src/blua/ltable.c

src/d_clisrv.c

src/d_net.c

src/d_netcmd.c

src/f_wipe.c

src/g_game.c

src/m_menu.c

src/m_misc.c

src/p_ceilng.c

src/p_enemy.c

src/p_floor.c

src/p_inter.c

src/p_mobj.c

src/p_spec.c

src/sdl/i_video.c

src/sounds.c