Merge pull request #1 from bvssvni/master

Added Rust-Empty
Merge pull request #4 from bvssvni/master

Add sax-re as dependency
Merge pull request #6 from bvssvni/master

Added test-files directory
Merge pull request #9 from bvssvni/master

Added 'examples/modified-cubes.rs'
Merge pull request #11 from bvssvni/master

Added Piston as dependency to 'examples/modified-cubes.rs'
Merge pull request #13 from bvssvni/master

Getting path from `AssetStore`
Merge pull request #15 from bvssvni/master

Added loop to handle XML data
Merge pull request #18 from bvssvni/master

Added `Document` struct
Upgraded to latest Rust + Rust-Emtpy