https://www.flickr.com/photos/stevenzwerink/6649030521/in/set-72157628332449223 In the digital nomad community, hubs have formed to enable the emerging mobile workforce to baseline their expenses and gather together, with the latter being an important quality in an often lonely line of work. While places like Chiang Mai, Medellin, and Berlin have formed the first generation of meccas for our fellow roving laptop jockeys, new centers are beginning to form as more people join our ranks. What up and coming places are hot this year? These places are on track to become digital nomad hubs for 2015, so if you are traveling close by to these locales,…