Updating README with installation instructions.

README.md

@@ -1,4 +1,28 @@
-rwd-sass-compass-training
-=========================
+# RWD with Sass+Compass Mini-training
 
-Responsive Web Design with Sass and Compass training workshop files
+Responsive Web Design with Sass and Compass training workshop files
+
+## Getting started
+
+You'll need to install a few Ruby gems to take advantage of Sass and Compass on
+your local development machine.
+
+### Mac
+
+OSX comes with Ruby installed.
+
+### Windows
+
+Windows users should download and install [RubyInstaller](http://rubyinstaller.org/) for Windows.
+
+### Linux
+
+Linux users, you probably know how to get Ruby on your machine. Do that. Or follow the instructions in the PDF if you're not sure.
+
+### Getting Help
+
+If you have any questions regarding installing, they are most likely answered within the [Aurora Getting Started Manual](http://snugug.com/musings/installing-sass-and-compass-across-all-platforms)
+
+## Gem installation
+
+    sudo gem install compass toolkit compass-normalize sassy-buttons