use http backend for mirror status table
count event views
Revert "honor recording.state.released in recording count on index page"

This reverts commit deb814fd58faa6ef14f01e35aebdab6ef2c38bf0.
Revert "released recordings are downloaded too"

This reverts commit 68bbc197432efa9099308ece18e1eac390fb0096.
update nanoc version