update Array test
remove debug print
added game_get_argc(), game_get_argv()
command-line arguments now available as cgame_args[0], cgame_args[1], ... in Lua
main.lua runs script given as command-line argument
add back lots-of-sprites test, can be chosen by passing as command-line argument to cgame
cleanup
add basic Lua C type serialization
add Serializer/Deserializer interface that can serializer/deserialize to/from strings or files -- will use for easier Lua C serialization soon