As Citrix promised, XenDesktop 7.1 is now available for downloading requires mycitrix –> http://bit.ly/H1i0of but with this release they include support for Microsoft R2 plattforms and Windows 8.1
For those that wish to update from XenDesktop 7 can look at the information at eDocs here –> http://support.citrix.com/proddocs/topic/xendesktop-71/cds-xd-upgrade-xd7-to-7-1.html
ill post my experience regarding the update later on today 