Add script for printing an x3g file directly.
Add makefile, virtualenv.py and django project named 'server'
Add .gitignore
Add s3g submodule
Add simple form for uploading s3g files. Not tested yet.
Add run_server command for starting server.

It will also set everything up if that hasn't happened already.
Replace print_s3g and RawFileReader

These are cleaned up versions from make-me-jmckib.