Update links to host bindings

Author: alexcrichton

_posts/2018-06-25-vision-for-rust-and-wasm.md

@@ -238,7 +238,7 @@ working group and help build the future of Rust and WebAssembly now!][get-involv
 [speed without wizardry]: http://fitzgeraldnick.com/2018/02/26/speed-without-wizardry.html
 [webpack-rust-plugin]: https://github.com/xtuc/rust-plugin
 [book]: https://rustwasm.github.io/book/
-[host-bindings]: https://github.com/WebAssembly/host-bindings/blob/master/proposals/host-bindings/Overview.md
+[host-bindings]: https://github.com/WebAssembly/webidl-bindings/blob/master/proposals/webidl-bindings/Explainer.md
 [wasm-bindgen]: https://github.com/rustwasm/wasm-bindgen
 [wasm-pack]: https://github.com/rustwasm/wasm-pack
 [wasm-snip]: https://github.com/rustwasm/wasm-snip

_posts/2018-07-02-vision-for-wasm-bindgen.md

@@ -98,7 +98,7 @@ AST! We need more folks like `@ohanar` willing to step up in the same way. 🙏
 
 [ohanar]: https://github.com/ohanar
 [vision-rust-wasm]: https://rustwasm.github.io/2018/06/25/vision-for-rust-and-wasm.html
-[host-bindings]: https://github.com/WebAssembly/host-bindings/blob/master/proposals/host-bindings/Overview.md
+[host-bindings]: https://github.com/WebAssembly/webidl-bindings/blob/master/proposals/webidl-bindings/Explainer.md
 [wasm-bindgen]: https://github.com/rustwasm/wasm-bindgen
 [readme]: https://github.com/rustwasm/wasm-bindgen/blob/master/README.md
 [design]: https://github.com/rustwasm/wasm-bindgen/blob/master/DESIGN.md

_posts/2018-09-26-announcing-web-sys.md

@@ -47,7 +47,7 @@ same battle-tested strategy that every browser engine uses to generate
 JavaScript-to-C++ glue code (or in [Servo's](https://servo.org/) case,
 JavaScript-to-Rust) for its implementation of these APIs. Furthermore, it is yet
 another way that `wasm-bindgen` is future-compatible with [the host bindings
-proposal.](https://github.com/WebAssembly/host-bindings/blob/master/proposals/host-bindings/Overview.md)
+proposal.](https://github.com/WebAssembly/webidl-bindings/blob/master/proposals/webidl-bindings/Explainer.md)
 The host bindings proposal will allow WebAssembly to directly call into native
 DOM methods without going through a JavaScript shim, promising to eventually
 unlock even-faster-than-JS DOM performance since calls from wasm can be

_posts/2018-12-06-reflecting-on-rust-and-wasm-in-2018.md

@@ -427,7 +427,7 @@ if we missed anyone in this list!)
 [Bjarne Stroustrup]: https://en.wikipedia.org/wiki/Bjarne_Stroustrup
 [announcing-web-sys]: https://rustwasm.github.io/2018/09/26/announcing-web-sys.html
 [wasm-bindgen]: https://github.com/rustwasm/wasm-bindgen
-[host-bindings]: https://github.com/WebAssembly/host-bindings/blob/master/proposals/host-bindings/Overview.md
+[host-bindings]: https://github.com/WebAssembly/webidl-bindings/blob/master/proposals/webidl-bindings/Explainer.md
 [NPM]: https://www.npmjs.com/
 [wasm-pack]: https://github.com/rustwasm/wasm-pack
 [book]: https://rustwasm.github.io/book/