Changes in version 0.99.10
+ add `response` argument so that the server can only respond to one event from UI.

Changes in version 0.99.9
+ output can be floating along with mouse positions.

Changes in version 0.99.8
+ click and hover won't conflict with brush.

Changes in version 0.99.7
+ In the sub-heatmap, it allows to remove rows and columns from the four sides.

Changes in version 0.99.0
+ Submit to Bioconductor
