Code merging window is not popping up as expected in TFS 2013

Tested on AX 2012 R3 and TFS 2013

The code merging window is not popping up as expected in TFS 2013. This is probably caused

by the changes made to the merge tool of TFS 2013 according to this article :

http://blogs.msdn.com/b/bharry/archive/2011/08/31/merge-enhancements-in-tfs-11.aspx

Workaround suggestion:

Install the Visual Studio 2010 Team Exploreron on developers machines (Download link):

 http://www.microsoft.com/en-in/download/details.aspx?id=329

After that, merging window is popping up: