added buffer to x, y axis to contain largest nodes
Merge branch 'master' of https://github.com/alexandersimoes/vizwhiz
nodes sorted so smalled always come out on top
resizing of width and height now updates correctly
Merge branch 'master' of https://github.com/alexandersimoes/vizwhiz
Merge branch 'master' of https://github.com/alexandersimoes/vizwhiz
solo feature added to pie scatter