Release Notes: PCache.py was fixed to correctly handle cached negative-hits. A heartbeat was added to PCache.py's test code.
Release Notes: Support for smart caching of KeyErrors raised when the upsteam GSource indicates the requested object does not exist.
Release Notes: Memory efficiency and flexibility has been improved via major restructuring from MetaData class to GSource generic source, using metadata tuples. API changes have been made to allow for rsync style delta updates, as well as If-Modified-Since updates. A PCache.py persistant cache was added using shelve store, and a memtest1.py test script was added.
Release Notes: Initial release.