Added libgdx in.

It now displays te default project created by setup-gdx-gui.jar
Added eclipse project stuff

Just import, and add the binaries in now. I don't like inlcuding
binaries in SCM, so I haven't...
Updated Readme
Added libgdx specific binaries

Makes it easier to keep everything in sync. Also, updated gitignore.
updated gitignore
Updated readme