Improve Performance When Importing Some Large Feeds

If a feed containing many items each with custom images associated it could take a long time for Podsumer to ingest the feed as it was pulling down the image file for every item. This release adds a new configuration setting where you can set the number of recent items to fetch custom items for. The rest of the items will get the default feed image.

v0.9.3

Misc bugfixes:

• Udpate host in XML media URLs to not be hardcoded
• Remove old dev docker services
• Cleaup misc files and ignore lists

v0.9.0

Ready for beta testing!