define minimum height
Merge remote-tracking branch 'upstream/master'
define minimum height
Merge remote-tracking branch 'upstream/master'
add resolve to sankey controller
comment out the debug message
add sankey data loader
redesign the sankey code to more elegant way
adjust highlight/select color for debug use
redesign the sankey algorithm
sankey data for testing
fix use undefined variable bug
Merge pull request #7 from peacedove/master

update sankey data loaded and graph generation method