just check intersecting tiles

src/player.rs

@@ -1,14 +1,9 @@
-extern crate sdl2;
-
-
 use sdl2::render::Renderer;
 use sdl2::pixels::Color;
 use sdl2::rect::Rect;
 
 use vec::Vec2;
 
-use vec;
-
 
 pub struct Player {
     pub position: Vec2<f32>,