Prototype for Dark Matter Graph

[kadrlica]

We want to generate a simple prototype using Powerpoint (or similar) to show a schematic of the user experience.

[kadrlica]

Here are a set of slides with an initial (low-tech) prototype of the dark matter graphic.
DarkMatterGraphPrototype.pdf

Please use this issue only for comments on the structure and architecture of the graphic. Comments on content should be addressed in #10.

[kadrlica]

@yymao suggests that the production implementation can be built off of something in d3.