Send data-guessed consolidation function through pickle
pass data-guessed consolidation method through MultiReader
consistency between "aggregationMethod" and "consolidateFunc" names

first one is whisper's name, second one is graphite's
Merge branch 'f_consowhisper'

* f_consowhisper:
  consistency between "aggregationMethod" and "consolidateFunc" names
  pass data-guessed consolidation method through MultiReader
  Send data-guessed consolidation function through pickle