Galaxy Invaders

This is a simple game that is sort of a Space Invaders / Galaga clone but the enemies can be scripted using Lua. I made this just to test my knowledge of the Lua programming language and if I can integrate it into a C program (like a simple game). There are 15 waves and a final boss fight along with a bunch of randomly generated waves after that (though a lot of those are pretty much downright u…