no CDNs for external libraries

Closes #71
graph: use clientcount
graph: increase charge with clientcount
graph: remove macs
cleanup
graph: fix marking of nodes
graph: make clients half translucent
graph: allow clientcount to be updated
Merge branch 'master' of git://github.com/ffnord/ffmap-d3

Conflicts:
	.gitignore

also, clean up usage of external js libraries
also, introduce config.mk mechanism to specify site-specific data