Merge pull request #44 from csherratt/master

Temporary workaround for the fact that std::num::Orderable is now removed
Merge pull request #45 from csherratt/master

changed extern mod to extern crate
Update cargo-lite.conf
Merge pull request #46 from cmr/master

Update cargo-lite.conf
Updated to latest Rust
Merge pull request #47 from ozkriff/master

Upgrade to latest Rust