dependencies

Using-Blendercam-from-github.md

@@ -2,12 +2,15 @@ Using Blendercam from github is a great way to try out the newest features and f
 
 The easiest way to install is not to install but tell Blender where to find the add-on.  This way you don't have to worry about copying/moving files around.  You can keep Blendercam source files separate from Blender if using source control ie git for developement and still easily test your changes in Blender.
 
+* [Dependencies](#dependencies)
 * [Get Blendercam source code](#get-blendercam-source-code)
 * [Setup Blender scripts alternate path](#setup-blender-scripts-alternate-file-path)
 * [Enable Blendercam add-on](#enable-blendercam-add-on)
 * [Enter CAM mode](#enter-cam-mode)
 * [Updating Blendercam](#updating-blendercam)
 
+## Dependencies
+* Blendercam requires Shapely to be installed to the site packages of Blender Python.
 
 ## Get Blendercam source code
 * The first step is to get the source code from the github repository.