NEW: CHANGES.txt to keep track of important changes
NEW: CHANGES.txt to keep track of important changes

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