changing LinearMapper to allow n-dimensional values
changing LinearMapper to allow n-dimensional values

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