default font for nodes because vis js to overwrite fonts that might be set by seed highlighting or selection

edges in analysis network; handdling of node labels, replacing by chosen identifier if unset instead of netexId; handling of multiple ensg numbers for same node missing

fix dashed legend when colored background; node analysis style half fixed; default nodes style huge somehwoe

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

testing node value and size. can be passed for either groupp or individual node. Node size/value overrides group definitions. If value is defined, size will be ignored.