remove old ES index helper script
remove old ES index helper script

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