Evaluating Tokio for use in the rust implementation of the Hycon-core client

1. Establish Basic Tokio Network using protocol buffers
2. Confirm compatability with existing network
3. Evaluate concurrently with cap'n proto experiment

Used tokio chat example as a reference.

To run a client:

cargo run server $HOST:$PORT

Testing and Benchmarks(using Criterion) also included via:

cargo test

and

cargo bench

• Hycon Rest API
• Rust Implementation Docs