Added web framework to the project

Cargo.toml

@@ -4,3 +4,4 @@ version = "0.1.0"
 authors = ["Gonçalo Valério <gon@ovalerio.net>"]
 
 [dependencies]
+actix-web = "0.6.11"

src/main.rs

@@ -1,3 +1,13 @@
-fn main() {
-    println!("Hello, world!");
+extern crate actix_web;
+use actix_web::{server, App, HttpRequest};
+
+fn index(_req: HttpRequest) -> &'static str {
+    "Hello world!"
+}
+
+fn main() {
+    server::new(|| App::new().resource("/", |r| r.f(index)))
+        .bind("127.0.0.1:8088")
+        .unwrap()
+        .run();
 }