clean up force-directed graph & node info; document options; switch node info from mouseover to click [#55729796]
add node info panel/view to egograph networks; special handling for places/people mentioned in poems [#55729796]
use the correct predicate for preferred label
use preferred label if possible when generating gexf graphs, to hopefully get cleaned up copy of names for local profile people [#65318226]
make profile display name consistent with bio list name [#65318226]
highlight corresponding node label when node is moused over in addition to label mouseover