on the page https://ajaxcontroltoolkit.codeplex.com/wikipage?title=Upgrade%20your%20project%20to%20AjaxControlToolkit%20v15.1
the Control Bundles link https://ajaxcontroltoolkit.codeplex.com/http%3A%2F%2Fstephenwalther.com%2Farchive%2F2013%2F07%2F25%2Fjuly-2013-release-of-the-ajax-control-toolkit&sa=D&sntz=1&usg=AFQjCNEfDNK3oj3nWheKeSmphHQ_xT3yqw is broken.
the Control Bundles link https://ajaxcontroltoolkit.codeplex.com/http%3A%2F%2Fstephenwalther.com%2Farchive%2F2013%2F07%2F25%2Fjuly-2013-release-of-the-ajax-control-toolkit&sa=D&sntz=1&usg=AFQjCNEfDNK3oj3nWheKeSmphHQ_xT3yqw is broken.