add d3 to bower.json
add d3 to bower.json

timothyb89/stackviz,openstack/stackviz,timothyb89/stackviz,openstack/stackviz,dklyle/stackviz-ng,timothyb89/stackviz,timothyb89/stackviz-ng,dklyle/stackviz-ng,openstack/stackviz,timothyb89/stackviz-ng,timothyb89/stackviz-ng