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* Added option to print header line at top of index gophermap
* Better reporting and handling of per-feed errors
* Extensive code tidy up and restructuring
* Insert blank line between feed title/description and first entry
* Print Gopherfeed version number footer at bottom of gopermaps
(disable with -x)
* Set feedparser User Agent to Gopherfeed
* Timeout after 30 seconds instead of hanging eternally