2013-12-19: fix typo
design: align image and caption to center
gypark's draft in drafts/2013-12-20/
gypark - fix typo
Merge pull request #36 from gypark/gypark_gearman

gypark's draft in drafts/2013-12-20/
2013-12-20: add some link and markup tag
2013-12-20: publish gypark's article
2013-12-20: fix typo & add omitted link
2013-12-20: fix typo
2013-12-20: display proper table and design
gypark's draft in drafts/2013-12-21/
Merge pull request #37 from gypark/gypark_modification_of_readonly

gypark's draft in drafts/2013-12-21/
Remove trailing spaces
Edit article
Merge branch 'feature/editor-2013-12-21' into develop
2013-12-21: publish gypark's article
2013-12-21: use '.' rather than ':' for Korean article
2013-12-21: locate paragraph before code
2013-12-21: add more tag
2013-12-21: edit prologue