xml:base URI, one for documents that don't define one explicitly and one for documents that define an outer and an inner xml:base that goes out of scope before the end of the document
3.0b3
added several new supported namespaces; fixed bug tracking naked markup in description; added support for enclosure; added support for source; re-added support for cloud which got dropped somehow; added support for expirationDate
2.7.6
2.7.5
blogspot.com sites); added _debug variable
2.7.4
encoded HTML (skadz); fixed unicode handling in normalize_attrs (ChrisL); fixed relative URI processing for guid (skadz); added ICBM support; added base64 support
2.7.1
leak not closing url opener (JohnD); added dc:publisher support (MarekK); added admin:errorReportsTo support (MarekK); Python 2.1 dict support (MarekK)