Feat: buff up examples and docs

packages/web/examples/hello.rs

@@ -2,8 +2,6 @@ use dioxus_core::prelude::*;
 use dioxus_web::WebsysRenderer;
 
 fn main() {
-    // todo: set this up so the websys render can spawn itself rather than having to wrap it
-    // almost like bundling an executor with the wasm version
     wasm_bindgen_futures::spawn_local(WebsysRenderer::start(Example));
 }