Tuesday. Secret lunchtime ceremony. Seven guests. The amazing hidden setting of Paddington Reservoir. A recipe for a perfect wedding.   Samantha and Scott decided to get married in the intimate presence of their few dearest friends, and their baby daughter, in the incredible underground gardens in Sydney's CBD. I mean, look at this place: it's a wonderland of columns, arches, luscious green gardens, and unbelievable light - what a backdrop for a cosy, simple, luxurious elopement! I was asked to document their day for only two hours - because when your wedding is perfectly succinct, you don't need any more than that for