Update the local files (discourse main + moment.js)
Set the US date/time format for the ja locale
Make client.ja.yml up-to-date
Make server.ja.yml up-to-date (80% done)
Make server.ja.yml up-to-date (remaining 20%)
Merge pull request #1 from KiiCorp/JPWork-20131213

Making the ja locale files up-to-date & adopt the US date/time format