wip: removing Render and Layout from core

crates/tek_core/src/engine/component.rs

@@ -1,10 +1,10 @@
 use crate::*;
 
 /// A UI component.
-pub trait Component<E: Engine>: Render<E> + Handle<E> + Layout<E> {}
+pub trait Component<E: Engine>: Widget<Engine = E> + Handle<E> {}
 
 /// Everything that implements [Render] and [Handle] is a [Component].
-impl<E: Engine, C: Render<E> + Handle<E> + Layout<E>> Component<E> for C {}
+impl<E: Engine, C: Widget<Engine = E> + Handle<E>> Component<E> for C {}
 
 /// Marker trait for [Component]s that can [Exit]
 pub trait ExitableComponent<E>: Exit + Component<E> where E: Engine {