Split out x-vs-t js.
Respect guess and let graph reset
Update submodule: libbarobo
HTML cleanup, stripping unnecessary items
Parse guess as float
Clean up js with jshint
Use the right name for the demo.
Begin: show plot immediately
Continuing. Cleanup.
Continue. Remove d3.
Add a cop and robber
Don't overwrite cop and robber with anonymous data
Ensure legend is visible.

Series data must exist, even if empty.
BEGIN: Add a position plot
Unify series data into a single [array] obj.
Stop pushing initial position at each iteration.
Add pos plot
Continue bifurcating two plots
Revert "Unify series data into a single [array] obj."

This reverts commit e0879500fcc228a02b9988e7e5e093b2a718cc0c.

Conflicts:

	html/js/copVsRobber.js
Recombine xvstSeries from cop/robber pieces