Yaml File handler

A Yaml File Handler written in Rust. Based on Yaml implementation of [Chyh1990] (https://github.com/chyh1990/yaml-rust)

 How to use it

Cargo.toml

toml yaml_file_handler = "0.1.3"

Simple example:

```rust extern crate yaml_rust;

pub mod yamlhandler; use yamlhandler::FileHandler;

[test]

fn it_works() { let mut handler = FileHandler::new();

handler.add_files(vec![
    "parameters.yml",
    "routing.yml"
]);

let config = match handler.read_all_files() {
    Some(data) => data,
    None => return,
};

println!("config['parameters']['server']['hostname'] = {}", config["parameters"]["server"]["hostname"].as_str().unwrap());

} ```