Rename controller main, alt to primary, secondary

common/src/comp/controller.rs

@@ -4,11 +4,11 @@ use vek::*;
 
 #[derive(Clone, Debug, Default, PartialEq, Serialize, Deserialize)]
 pub struct Controller {
+    pub primary: bool,
+    pub secondary: bool,
     pub move_dir: Vec2<f32>,
     pub look_dir: Vec3<f32>,
     pub jump: bool,
-    pub main: bool,
-    pub alt: bool,
     pub roll: bool,
     pub glide: bool,
     pub respawn: bool,