Fixed version of javascript dependencies to the ones known to work, d3 version 4.4.1 as new version has issues with d3.event. Fixes #262
Fixed version of javascript dependencies to the ones known to work, d3 version 4.4.1 as new version has issues with d3.event. Fixes #262

K2InformaticsGmbH/dderl,K2InformaticsGmbH/dderl,K2InformaticsGmbH/dderl,K2InformaticsGmbH/dderl