v0.1.13

v0.1.13

• add method read_json
  for example

use cogo_http::json::read_json;
use cogo_http::server::{Request, Response};

fn hello(mut req: Request, res: Response) {
    let json_data: serde_json::Value = read_json(&mut req).unwrap();
    println!("req:{:?}",json_data);
    res.send(json_data.to_string().as_bytes()).unwrap();
}