Update README.md for tmux

README.md

@@ -11,7 +11,7 @@ airline according to your tastes in `plugins.vim` and `ui.vim`.
 
 The V2 repo aims to take full advantage of asynchronous code and a modularized configuration to make
 adaptation easier and the UI snappier. Additionally support for `tmux` has improved with this iteration
-through the use of `vimux`.
+through the use of `vimux` and `vim-tmux-navigator`.
 
 ## Requirements
 
@@ -72,6 +72,20 @@ wish to adjust this you can do that here, or make modifications on a per-project
 
 You can type `:help <name_of_package>` (for example `:help vim-pyenv`) to read the documentation.
 
+### Tmux Navigation
+
+With Tmux activated you can use
+
+```
+<ctrl-h> => Left
+<ctrl-j> => Down
+<ctrl-k> => Up
+<ctrl-l> => Right
+<ctrl-\> => Previous split
+```
+
+To move seamlessly between splits.
+
 ### Autocompletion
 
 Autocompletion is provided by [asyncomplete.vim](https://github.com/prabirshrestha/asyncomplete.vim). Additionally