Updated readme with correct links

README.md

@@ -17,13 +17,14 @@ Also note that there are seperate versions for VS 2015 and VS 2017
 You can download this extension in Visual Studio using **Tools | Extensions and Updates...**
 and searching for **Test Generator NUnit Extension**. 
 
-You can also download from:
+You can also download from the [GitHub Releases Page](https://github.com/nunit/nunit-vs-testgenerator/releases).
 
 For VS 2015:
-[Visual Studio Gallery](https://visualstudiogallery.msdn.microsoft.com/bd30bf3f-4183-4b00-a245-1875316b8cd3) 
-or from the [GitHub Releases Page](https://github.com/nunit/nunit-vs-testgenerator/releases).
+[Visual Studio Marketplace](https://marketplace.visualstudio.com/items?itemName=NUnitDevelopers.TestGeneratorNUnitextension) 
+
 
 For VS 2017:
+[Visual Studio Marketplace](https://marketplace.visualstudio.com/items?itemName=NUnitDevelopers.TestGeneratorNUnitextension-18371)
 
 
 ## Documentation