Merge pull request #1 from bvssvni/master

First commit
Merge pull request #2 from bvssvni/master

Upgraded to latest Rust-Empty
Merge pull request #3 from bvssvni/master

Added 'build.sh'
Merge pull request #4 from bvssvni/master

Upgraded to latest Rust-Empty
Merge pull request #6 from bvssvni/master

Added mouse scroll support
Use correct capitalization for repo

https://github.com/rust-lang/cargo/issues/85
introduce ConcurrentWindow
Clean up use statements
Merge pull request #7 from gmorenz/concurrency-up-to-date

Changes for concurrency.