The results of the Dow Jones Sustainability Indices (DJSI) review were announced today with a few major additions — and deletions — to the annual sustainability benchmark. After being cut in 2015, Cisco Systems is back and one of the three largest additions to the DJSI World this year. The other two are Shell and Adobe. Meanwhile, the three largest deletions are Intel, Samsung Electronics and British American Tobacco. Unilever, Nestle, LG Electronics and Hewlett…