minor fixes
using UMD
fixing some examples
adding task for examples
fixing broken links on brain network example
fixing more examples
bower ingoring
bower ignoring
typo
getting ready for travis
fixing powergraph example
examples test not running to completion?
now erroring on fails... and broken links
a new example
some changes to d3adaptor to allow not specifying any node list
Merge pull request #18 from bollwyvl/master

[wip] Universal Module Definition for require.js and friends, namespacing, bower, travis, etc.

This is awesome!!
fix unix example after namespace change
edge lengths test
Merge branch 'master' of https://github.com/tgdwyer/WebCola

Conflicts:
	WebCola/examples/unix.html
Fix automatic downward directed graph constraint generation

Quick and dirty fix for #14.