Merge branch 'dev'

* dev:
  v0.3.0 - add feature: quick enters
  del example.handys
  del example.handys
  {handys} => {quickenters}/{qcketrs}
  add new config item: web.handys
Merge branch 'dev'

* dev:
  v0.3.1
  fix javascript:void(0) on safari
  dont switch when click into a single metric
switch logger to bunyan