This includes the efforts of the teacher of Mark Hanson, involved in the 'Fiqh Council of Jeddah' in sa'oodi 'arab. This man. http://en.wikipedia.org/wiki/Abdallah_Bin_Bayyah
However, this sa'oodi malik has carried out changes within sa'oodi arab to better relations with soofees and twelvers in the country (in Hijaz and al-Ahsaa') [but one would ask why, there hasn't been anything like 'unite the ummah' on his part to the scale of his interfaith movement) Here is a picture of Habib Fad'aq, who has been involved in bringing greater freedoms for Sunnis within sa'oodi 'arab.
Sidi AbdalQadir, King Abdullah has a private vacation spot in Spain. This wahabi interfaith initiative has been for quite a while. In 2008, http://www.saudiembassy.net/press-releases/press07170801.aspx
http://arabnews.com/saudiarabia/article517656.ece with the wahabis too jumping on this bandwagon, their petrodollar funding, and their jahil, impulsive maneuvers void of any and all hikmah, this movement will be set on steroids i'm afraid. it's a telling tale of their hypocrisy that they can immediately work to initiate dialogue to "respect" the kuffaar and yet, can't bring themselves to iron things out with "Soofees", or for that matter, even their iranian neighbors