Make incrementSize a function of the docSet size
Handle the case of a first doc with no tokens
Simplify project decay rate estimation code
Never decrease progress in the UI
incrementSize must be an integer
Add "clickability" affordances

Change fontStack to sans-serif and use more padding
Re-render cloud on each server update
Put progress on bottom
Size and saturate based on percentComplete
Handle clicking (and unclicking words)
Merge pull request #5 from overview/node-backend

Merge latest