On June 7, at 12.45 pm Irish time, Rory Williams received a text message from Jonathan Grunzweig, the chief investment officer of Colony Capital. As chief executive of Ronan Group Real Estate (RGRE), the Irish property group founded by Johnny Ronan, Williams knew Grunzweig well. After all, RGRE and Colony were joint venture partners on a string of major developments in Dublin city with a combined value of more than €1 billion. They had developed a project on Burlington Road in Dublin, home of Amazon, and were building the Fibonacci Square development, the ultimate EMEA headquarters of Facebook. Salesforce had…