Two years ago, we wrote about Umbrolly, a British umbrella vending company that was just getting started. The company places umbrella vending units in public spaces, selling advertising space alongside brollies. Since then, the concept has come along nicely. Umbrolly won funding in the Dragon's Den, a BBC television series that lets entrepreneurs pitch their ideas to a panel of investors to secure investment. Umbrolly has signed deals giving them access to almost all of the United Kingdom's busiest shopping malls and rail stations. They've also appointed franchisees and distributors in The Netherlands, Australia and Ireland. Not just working on…