Uploaded excel sheet with ammendments by ETSI

[Juan Carlos Cruellas <cruellas@ac.upc.edu>]

Dear all,

Laurent Velez, from ETSI has submitted a version of the excel sheet with 
his comments and information.....I have uploaded it to the wiki that we 
started to produce for dealing with the inteorperability issues...

Below follows the link:

https://www.oasis-open.org/apps/org/workgroup/dss-x/download.php/46522/DSS%20interoperability%20preparation%20-%20Estimations%20ETSI%20July-2012.xls

Regards

Juan Carlos.