node/x was broken after the drupal migration. we could make something to redirect automatically based on the blog/*.mdwn metadata, but that's too much trouble and too much noise

Former-commit-id: 2b59399bbac15d586f44ff9ae02095d82a3508bb

Former-commit-id: c8daae7ce5bcc749e2db393f2f87262290aec5f8

this is the hardcore way. the easier way is to start with an empty
feed, but i don't like it.


Former-commit-id: 745732d133a051ed11e5a83455d6dc11103bd456

Former-commit-id: 2fbbce638a313b3c4e63b5287696803fc8f8c659