Update README.md

Author: Dirkster99

README.md

@@ -3,8 +3,6 @@
 # Overview
 The DropDownButtonLib project supplies MVVM/WPF drop down controls that are based on a button. 
 
-Download from [nuget](https://preview.nuget.org/packages/Dirkster.DropDownButtonLib/)
-
 There are sample screenshot on the Codeplex site from were this project is migrated from:
 https://dropdownbuttonlib.codeplex.com/