chaco: remove broken, defunct example.
chaco: remove broken, defunct example.

ContinuumIO/chaco,tommy-u/chaco,burnpanck/chaco,ContinuumIO/chaco,ContinuumIO/chaco,ContinuumIO/chaco,burnpanck/chaco,burnpanck/chaco,tommy-u/chaco,tommy-u/chaco