Get rid of getBasicRollupDataToRoll
Get rid of getSimpleDataToRoll from Reader
Upgrade metrics lib to latest codahale version

Upgrade metrics lib to latest codahale version. Also remove the meter
from `ElasticIO.search()`. Timers provide the same functionality as
meters.
fix indentation
Merge pull request #170 from lakshmi-kannan/bf_get_rid_of_getBasicRollupDataToRoll

Astyanax reader cleanup - Part I
Merge pull request #171 from dlobue/upgrade_codahale_metrics_lib_for_bf-es

Upgrade codahale metrics lib for bf es