added customwebpack as builder; added postcss to add style selector; shadowed necessary styles; switched to other fontawesome angular implementation

add group name changes to legend; the previous change should also remove old nodeGroups and old edgeGroups on config changes from the legend

display drugs and nodes in analysis network; display custom nodes like patients; TODO: node type is not passed on from group AND node style in analysis is not loaded correctly, falls back to default.+

rename node attribute name to label in user input; make node attrbitute label optional, defaults to ID; Double identifier might be problematic, if node label is e.g. gene symbol, then it will be displayed twice in detail information, once as label and once as symbol