+ dygraph-plugin-install.js \
+ $maybe_options_reference \
+ datahandler/datahandler.js \
+ datahandler/default.js \
+ datahandler/default-fractions.js \
+ datahandler/bars.js \
+ datahandler/bars-custom.js \
+ datahandler/bars-error.js \
+ datahandler/bars-fractions.js