Announcing Rust CUDA 0.2

https://github.com/Rust-GPU/Rust-CUDA/releases/tag/0.2

The Rust CUDA Project is a project focused on bringing GPU computing to Rust as a tier 1 target. The project is made up of a lot of crates, primarily a codegen for compiling Rust to CUDA PTX.

This release contains a lot of changes focused on the quality and size of the PTX, as well as some new features.