updated README

Author: csepulv

README.md

@@ -1 +1,27 @@
 # Animating Visibility with CSS: An Example of React Hooks
+
+Please see the Medium post for the tutorial for building this component.
+
+### Tags
+The tutorial is arranged as an incremental set of tags. 
+
+***[baseline](https://github.com/csepulv/animated-visibility/tree/baseline)*** 
+Starting point: no animation
+
+***[animation-holes](https://github.com/csepulv/animated-visibility/tree/animation-holes)*** 
+First draft of animation; item not removed from DOM flow
+
+***[animation-no-holes](https://github.com/csepulv/animated-visibility/tree/animation-no-holes)*** 
+Better animation, item completely disappears.
+
+***[component-class](https://github.com/csepulv/animated-visibility/tree/component-class)*** 
+Refactored a reusable component, uses React class components
+
+***[component-function](https://github.com/csepulv/animated-visibility/tree/component-function)*** 
+Refactored a reusable component, uses React functional components
+
+***[multiple-animations](https://github.com/csepulv/animated-visibility/tree/multiple-animations)*** 
+Reuse the animation component in a sidebar and navbar
+
+***[final](https://github.com/csepulv/animated-visibility/tree/final)*** 
+Final component, refactored as function based HOC