packages feed

git-annex-4.20131024: doc/todo/importfeed:_allow___36____123__itemdate__125___with_--template.mdwn

It would be great to be able to use the pubDate of the entries with the --template option of importfeed.

Text.Feed.Query has a getItemPublishDate (and a getFeedPubDate, if we want some kind of ${feeddate}).

The best would be to allow a reformating of the date(s) with (for example) %Y-%m-%D