fix a translation error in 2.1.1 post (zh-cn)
Translate Ruby 2.1.3 post (zh-cn)
add more spaces to make it look prettier
Merge pull request #860 from taroxd/taroxd-translation

Translate Ruby 2.1.3 is released and fix an error in 2.1.1 post (zh_cn).
added option of strategy on travis deployments