Merge branch 'dev'

* dev:
  v0.3.3
  changes in v0.3.3
  add trending to default hipchat alerter
  stop option
  still using the default colors
  change sort
  rebuildt analyzer issue-28
  change default timer field: {timer.mean} => {timer.upper_90}
  add a simple spinner
  solve https://github.com/eleme/node-bell/issues/22
update readme
Merge branch 'dev'

* dev:
  add cleaner to services
  typoes
  cleaner
  typo
  typo
  add stop to default parameters
  dead metrics trending #28
  config item changes: {ssdb.zset.prefix} => {ssdb.prefix}