Merge branch 'dev'

* dev:
  Fuck the ci
  v0.1.3
  Update README
  v0.1.3 changes
  Use ssdb conf with auth option for test
  Add auth to test cases
  Update travis test ssdb commit to v1.8.0
  Add option `auth` on client initialization
  Test case for dbsize
  Add command `dbsize`
  Update gitignore
  Fix countbit in version v1.8
Merge branch 'dev'

* dev:
  Use exactly should 4.0.4
  Fuck silent error in promise
  Test with co 4.0
  Fix promisify
  v0.1.4
  Change log for v0.1.4
  Fix all tests for new co
  Use native v8 Promise for promisify
  Upgrade co to v4.0.0; Use co-mocha@1.0.4
How to use bluebird to implement promise other than slower native v8
promise