colored interests by hub based in relatednessMap
commit for pull
Merge branch 'interactiveVisualization' of https://github.com/shilad/macademia into interactiveVisualization

Conflicts:
	Macademia/web-app/js/d3test/interest-viz.js
Added skeleton functions to the code for hovering functionality.
Added skeleton functions to the code for hovering functionality.
Added skeleton functions to the code for hovering functionality.
Added more comments to the skeleton functions
Adding highlighting to vizRoot
Adding highlighting to vizRoot
Adding highlighting vizRoot to mainViz
Adding highlighting to vizRoot
Adding global color and opacity to interest-viz
Adding highlighting to vizRoot
Merge remote-tracking branch 'origin/interactiveVisualization' into interactiveVisualization
highlighting vizroot working
hover hubroot works
vizroot children hover works
Trying to combine cases
trying to write a hoverPerson function
all hover cases seem to be working