clean up. remove sankey and tree rendering functions
clean up. remove sankey and tree rendering functions

eapearson/kbase-ui-plugin-dataview,eapearson/kbase-ui-plugin-dataview,eapearson/kbase-ui-plugin-dataview,kbase/kbase-ui-plugin-dataview,kbase/kbase-ui-plugin-dataview,kbase/kbase-ui-plugin-dataview,kbase/kbase-ui-plugin-dataview