adding screencast

README.md

@@ -40,7 +40,8 @@ catcli ls log
 catcli find log
 ```
 
-see [usage](#usage) for specific info.
+see [usage](#usage) for specific info and the [screencast](#screencast)
+for a demo.
 
 ## Why catcli ?
 
@@ -64,6 +65,7 @@ See the [example](#example) for an overview of the available features.
   * [Display entire tree](#display-entire-tree)
   * [Catalog graph](#catalog-graph)
 
+* [Screencast](#screencast)
 * [Example](#example)
 * [Contribution](#contribution)
 
@@ -166,6 +168,10 @@ create graph with "dot /tmp/catcli.dot -T png -o /tmp/tree.png" (you need graphv
 $ dot /tmp/catcli.dot -T png -o /tmp/tree.png
 ```
 
+# Screencast
+
+[![asciicast](https://asciinema.org/a/hRE22qbVtBGxOM1yxw2y4fBy8.png)](https://asciinema.org/a/hRE22qbVtBGxOM1yxw2y4fBy8)
+
 # Example
 
 Let's first create some files and directories: