Internationalization: move guide to en folder and preserve its history. (#494)

* chore: move guide to en folder

* docs: add english as language

docs/guide/src/en/__unused/helpers.md

@@ -0,0 +1,47 @@
+# Helper Crates
+
+Because the Dioxus ecosystem is fairly young, there aren't a ton of third-party libraries designed to "get things done." That's where the Dioxus helper crates come in. These are officially supported crates built on top of existing libraries to solve some of the common barriers to building apps.
+
+## Router
+
+Quickly add a cross-platform router to structure your app.
+
+[Link](https://github.com/DioxusLabs/dioxus/tree/master/packages/router)
+
+## Fermi
+
+Global state as easy as `use_state`.
+
+[Link](https://github.com/DioxusLabs/dioxus/tree/master/packages/fermi)
+
+## Query
+
+This crate has yet to be developed! However, we do plan on providing a crate for good fetching and query support.
+
+## 3rd-party – Toast
+
+Toast notifications, curtesy of [@mrxiaozhuox](https://github.com/mrxiaozhuox).
+
+[Link](https://github.com/mrxiaozhuox/dioxus-toast)
+
+## 3rd-party – HeroIcon
+
+Collection of helpful hero icons, curtesy of [@autarch](https://github.com/autarch).
+
+
+[Link](https://github.com/houseabsolute/dioxus-heroicons)
+
+## 3rd-party – Katex
+
+Draw beautiful equations, curtesy of [@oovm](https://github.com/oovm)
+
+[Link](https://github.com/oovm/katex-wasm/tree/dev/projects/dioxus-katex)
+
+
+## 3rd-party – PrimsJS
+
+Highlight your code blocks with ease, curtesy of [@oovm](https://github.com/oovm)
+
+[Link](https://github.com/oovm/katex-wasm/tree/dev/projects/dioxus-katex)
+
+