When creating a visualization and selecting the IPv4 Range aggregation, the data is not being displayed properly. For example, when creating a "Vertical Bar Graph" with 3 ranges, we'll get a single bar labeled "-": <img width="1156" alt="screen shot 2016-10-18 at 4 57 49 pm" src="https://cloud.githubusercontent.com/assets/627123/19496101/0c3f73ba-9554-11e6-9a52-92bd9e467da8.png"> The Data Table visualization displays each individual range, but the labels are all '-': <img width="1163" alt="screen shot 2016-10-18 at 4 59 42 pm" src="https://cloud.githubusercontent.com/assets/627123/19496160/4d5f20f2-9554-11e6-8d1e-9aad120b8e7a.png">