Update README (rake tasks for site generation)
DRY out YAML loading in rake check tasks
Adopt Jekyll's regex for YAML front matter

Change the regex for matching the YAML front matter
to that used by Jekyll::Convertible.read_yaml.
Add rake task to check consistency of dates

Checks whether the dates in post filenames are consistent
with the dates (UTC) defined in the YAML front matter.
Update link to stable snapshot
Fix scheme in ftp download links
Use site variables for snapshot time stamps (ja)
Use includes instead of variables for timestamps
Add experimental rake task to update timestamps
Update timestamps
Retrieve timestamps of snapshot files via FTP
Update timestamps
Update timestamps
Update documentation page (ja)
Modify task to not import duplicate post info (ja)
Re-import news posts without post info (ja)
Update timestamps
Rename post to remove surplus dot from URL (ko)
Sort available translations by language code
Add link to GitHub repository in credits (en)