automatically use 'reattach-to-user-namespace' when available

README.md

@@ -10,6 +10,7 @@ Features
  - visual theme inspired by [powerline](https://github.com/Lokaltog/powerline)
  - [maximize any pane to a new window with `C-+`](http://pempek.net/articles/2013/04/14/maximizing-tmux-pane-new-window/) (tmux 1.6+)
  - mouse mode toggle with `C-m`
+ - automatic usage of `reattach-to-user-namespace` if available
 
 Installation
 ------------
@@ -18,3 +19,14 @@ Installation
     $ rm -rf .tmux
     $ git clone https://github.com/gpakosz/.tmux.git
     $ ln -s .tmux/.tmux.conf
+
+### Accessing the Mac OSX clipboard from within tmux sessions
+
+[Chris Johnsen created the `reattach-to-user-namespace`
+utility](https://github.com/ChrisJohnsen) that makes
+`pbcopy` and `pbpaste` work again within `tmux`.
+
+If available, `reattach-to-user-namespace` will be automatically used by this
+`tmux` configuration. You just have to install it for instance with `brew`:
+
+    $ brew install reattach-to-user-namespsace