cudarc: minimal and safe api over the cuda toolkit

Safe abstractions over: 1. CUDA driver API 2. NVRTC API 3. cuRAND API 4. cuBLAS API

Pre-alpha state, expect breaking changes and not all functions contain a safe wrapper.

License

Dual-licensed to be compatible with the Rust project.

Licensed under the Apache License, Version 2.0 http://www.apache.org/licenses/LICENSE-2.0 or the MIT license http://opensource.org/licenses/MIT, at your option. This file may not be copied, modified, or distributed except according to those terms.