发布：《Activiti Designer 5.12.0 发布》
Merge branch 'master' of github.com:henryyan/henryyan.github.com

* 'master' of github.com:henryyan/henryyan.github.com:
  Update 2012-03-22-workflow-activiti-action.md
  Update 2013-03-06-activiti-5-12-release.md