Native Libraries Added (runtime error otherwise)

I added the native libraries for windows, mac, and linux.  Without them,
I get an immediate runtime error when I try to run the main game state,
which this:
http://stackoverflow.com/questions/13416652/exception-in-thread-main-java-lang-unsatisfiedlinkerror-no-lwjgl-in-java-libr
resolved.  So don't forget to hook that up.