Add first attempt at bar graph for category page.
Modify original data file because it was choking on JSON.parse.
Update html and js files to reflect new location of data file.
First pass at adding colors bar graph for negative colors.
Switch to using incremental data totals.
Add function to get average of data points.
Bar changes color depending on whether it is less than the average.
Implement time-series chart
Modify point size and color
Merge branch 'category-bar-graph' into development