for graph plot color, use a hash function based on node address rather than rand() so each address always maps to the same color in all graphs.
for graph plot color, use a hash function based on node address rather than rand() so each address always maps to the same color in all graphs.

glawler/watcher-visualization,glawler/watcher-visualization,glawler/watcher-visualization,akbardotinfo/watcher-visualization,akbardotinfo/watcher-visualization,glawler/watcher-visualization,akbardotinfo/watcher-visualization,akbardotinfo/watcher-visualization,glawler/watcher-visualization,akbardotinfo/watcher-visualization