Revert "commmit"

This reverts commit 27897ed8f13a728747ffbd4517f46349005c3046.
Revert "delete"

This reverts commit 5142c27b5ac2c95dc87b77674070b75b48d137bb.
Revert "error"

This reverts commit ca93dd336cdcb111ea3a90edab1c3ec59e3cd723.
Revert "log error"

This reverts commit a82ef221d32a9a034f6238b28c91ad84e03213cc.
Revert "Revert "Revert "Revert "Revert "Implement recent_sold"""""

This reverts commit 3392309bac73fd1b8fcdbfb2349a903dbc019f20.

Conflicts:
	webapp/ruby/app.rb
Merge pull request #1 from cnosuke/revert

Revert