explorer service and network menu as sidebar in explorer; next step componizing of network and sidebar such that it can be applied easily to analysis

fixed toggle when clicking on selected element again; fixed disorder + drugs loading problem when other also active

node styles, handle seed node styles and different user inputs properly, complement user inouts where necessary; using deep copy where necessary to fix missing style updates; load expression information and use opacity to display it to also affect images; toggle drug view in explorer network