Add cursive-markup to readme
* Add cursive-markup to readme
The cursive-markup crate provides a view that can render HTML or other
markup.  This patch adds it to the list of third-party views in the
readme.
@@ -76,6 +76,7 @@ Here are a few crates implementing new views for you to use:
* [cursive-aligned-view](https://github.com/deinstapel/cursive-aligned-view): A view wrapper for gyscos/cursive views which aligns child views.
* [cursive-async-view](https://github.com/deinstapel/cursive-async-view): A loading-screen wrapper.
* [cursive-flexi-logger-view](https://github.com/deinstapel/cursive-flexi-logger-view): An alternative debug view using `emabee/flexi_logger`.
+* [cursive-markup](https://sr.ht/~ireas/cursive-markup-rs): A view that renders HTML or other markup.
* [cursive-multiplex](https://github.com/deinstapel/cursive-multiplex): A tmux like multiplexer.
* [cursive-tabs](https://github.com/deinstapel/cursive-tabs): Tabs.
* [cursive_calendar_view](https://github.com/BonsaiDen/cursive_calendar_view): A basic calendar view implementation.
