remove bitrot, update and set versions of all deps, notably gfx & nalgebra

src/bin/vrtue.rs

@@ -8,7 +8,7 @@ extern crate gfx_device_gl;
 extern crate piston;
 extern crate piston_window;
 
-use self::piston::input::{Button, Input, Key};
+use self::piston::input::{Button, ButtonArgs, Input, Key};
 use self::piston_window::{PistonWindow, Window, WindowSettings};
 use std::env;
 
@@ -37,13 +37,13 @@ pub fn main() {
   //while let Some(_) = window.next() {
   loop {
     scene.update(&mut vr, &mut window.encoder);
-    view.draw(&mut window, &mut vr, &scene);
+    view.draw(&mut window, &mut vr, &scene).expect("main draw");
 
     // handle window events
     while let Some(ev) = window.poll_event() {
       match ev {
-        Input::Press(Button::Keyboard(Key::Space)) |
-        Input::Press(Button::Keyboard(Key::Escape)) => break 'main,
+        Input::Button(ButtonArgs { button: Button::Keyboard(Key::Space), .. }) |
+        Input::Button(ButtonArgs { button: Button::Keyboard(Key::Escape), .. }) => break 'main,
         _ => debug!("\t{:?}", ev)
       }