Update readme with dependencies for building

Closes #915

README.md

@@ -166,8 +166,12 @@ supported.
 Installing from source
 ----------------------
 
-1. Make sure you have a [Go language](http://golang.org/doc/install)
-compiler >= 1.1 and [git](http://git-scm.com) installed.
+1. Install Dependencies
+    * [Go language 1.1.x](http://golang.org/doc/install)
+    * [git](http://git-scm.com)
+    * [lxc](http://lxc.sourceforge.net)
+    * [aufs-tools](http://aufs.sourceforge.net)
+
 2. Checkout the source code
 
    ```bash