Merge branch 'dev'
Merge branch 'dev'
Merge branch 'dev'
Merge branch 'dev'
Merge branch 'dev'
Merge branch 'dev'
add designer coworking
tmp
add post about rails locale url
Merge branch 'master' into dev
add post about emacs
fix typo
add post about startssl
modify post about startssl
Modify post

* Post about locale link on Rail.
Add GA tracker code
Correct wrong extension

* Add .md extension to 2014-08-06-twbs-collapse-btn
Correct too shorty meta description
Add meta description to about page