Log Message:
update to 2.4.5
changes:
-fix crash when saving the game in levels with lots of monsters (bug
 introduced in 2.4.4)
--nodeh option to disable automatic loading of dehacked-in-wad lump
-Unified software and opengl engine into one binary
-Added video mode selection to menu
-fix demo desyncs on E1M5 on x86_64 systems
-Fullscreen setting will only take effect after game restart
-reduce red palette translation if the menu is up, so the menu can still
 be read
-screenshots now in PNG format on Linux/Unix in GL mode too
-Added experimental -checksum option for demo playback comparison
-Merged new internal patch (graphics) format from PrBoom 2.3
-some Mac OS X fixes