implement boundary for drag
implement boundary for drag

kbase/kbase-ui-plugin-dataview,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