make getSeries responsible for returning quantized data.
make getSeries responsible for returning quantized data.

Instead of having the somewhat awkward requirement that
data returned by getSeries() needs an additional pass through fix(),
just have getSeries take care of it.

An additional benefit is that it simplifies the code.

raintank/raintank-metric,raintank/metrictank,raintank/metrictank,replay/metrictank,replay/metrictank,replay/metrictank,raintank/metrictank,raintank/raintank-metric,raintank/raintank-metric,raintank/metrictank,replay/metrictank