read in rows as matrix data
favicon
progress
drew a heatmap
right-click events on heatmap
update
get data via api instead of filesystem
Improve computation of SVG height to take into account number of rows in
heatmap. Also, update to latest updates to heatmapData.js .
formatting
remove unnecessary variables
update to use new way to specify clickback functions
Specify events to display in rows. Set null values to lightgrey fill.
Merging features from mutation_panel to master branch.
Merge branch 'mutation_panel'