Introduce (empty) examples page
Introduce Bar Chart

This implementation is derived from "A Bar Chart, Part 2":
http://mbostock.github.com/d3/tutorial/bar-2.html
Introduce Chord Diagram

Based on the chord diagram here: http://bl.ocks.org/mbostock/4062006
Refactor Bar Chart

Structure according to [Towards Reusable
Charts](http://bost.ocks.org/mike/chart/)
Refactor Chord Diagram

Structure according to [Towards Reusable
Charts](http://bost.ocks.org/mike/chart/)

White space is a little wonky in order to simplify this commit's diff.
The next commit will address this.
Fix whitespace
Name all selections in bar chart

Explicitly assigning these selections to variables gives other
developers a clearer path to modification.
Name all selections in chord diagram

Explicitly assigning these selections to variables gives other
developers a clearer path to modification.
Organize bar chart logic by lifecycle selection

This transformation further increases the readability of the chart and
helps ensure that future modifications maintain a reasonable structure.
Organize chord diagram logic by lifecycle selection

This transformation further increases the readability of the chart and
helps ensure that future modifications maintain a reasonable structure.
Organize chord diagram logic by "layers"

The diagram's ticks, chords, and handles are (mostly) independent
components. This structure communicates that fact.
Include d3.chart
Re-factor bar chart to use d3.layer

Implement minimal changes to take advantage of the newly-introduced
d3.Layer framework.
Re-factor chord diagram to use d3.layer

Implement minimal changes to take advantage of the newly-introduced
d3.Layer framework.
Configure Bar Chart to fade out
Configure Chord Diagram's tick appearance
Introduce Fading Bar Chart

This chart extends the basic `BarChart` by simply wrapping it and
altering its behavior through the exposed API.
Introduce Improved Chord Diagram

This chart extends the basic `Chord` by simply wrapping it and altering
its behavior through the exposed API.
Refactor Bar Chart to use d3.chart

The white space is a little wonky. It will be fixed in a later commit in
order to improve the legibility of this commit's diff.
Fix white space