Don't allow other clients to connect when starting a singleplayer game; also the Quit game button can now tell singleplayer from multiplayer
Sort most common includes alphabetically
Ensure headers are always #included
#includes: cleanup
Declare more ints as ints
Rename defs to qh
#include this Initial move to #include TODO: remove unused includes
fix maxplayers etc. in +serverconfig
initial checkin from nexuiz svn r8756