Update README

README.md

@@ -10,3 +10,23 @@ Modes that have icons instead of names now:
 * Lisp
 * PHP
 * HTML
+
+## Installation
+
+To install use either method:
+
+### package.el
+
+If you have [Emacs](http://gnu.org/software/emacs) 24 or `package.el`
+installed manually you can just create the tar file and use
+`package-install-file` to install it.
+
+#### Create the tar file
+
+Use `make dist` to create the tar file needed for `package.el`.
+
+### manually
+
+Place `mode-icons.el` somewhere in your `load-path` and copy the
+`icons/` directory there as well.  Then `require` `mode-icons` in your
+[Emacs](http://gnu.org/software/emacs) init file.