reorder html element order, add separation line
adjust layout, increase min-height
parameter for UI
constant string for html template
change UI Color(not finalized)
Sankey: grey-out unselected elements
Sankey: iterate through child elements
selected behavior (not using it)
update selection/highlight algorithm
update select/highlight color (not finalized)
Merge remote-tracking branch 'upstream/master'
Merge pull request #9 from peacedove/master

Sankey: update selection/highlight method