v 2.6.0
  - add support for media content as a backup for missing content (useful for youtube feeds)
  - correctly follow http error code 308 redirects
  - fixed a bug that prevented users from deleting their account
  - fixed a bug that made commafeed store entry contents multiple times
  - fixed a bug that prevented the app to be used as an installed app on mobile devices if the context path of commafeed was not "/"
  - fixed a bug that prevented entries from being "marked as read older than xxx" for a feed that was just added
  - removed support for google+ and readability as those services no longer exist
  - removed support for deploying on openshift
  - removed alphabetical sorting of entries because of really poor performance (title cannot be indexed)
  - improve performance for instances with the heavy load setting enabled by preventing CommaFeed from fetching feeds from users that did not log in for a long time
  - various dependencies upgrades (notably dropwizard from 1.3 to 2.1)
  - add support for mariadb
  - add support for java17+ runtime
  - various security improvements
v 2.5.0
  - unread count is now displayed in a favicon badge when supported
  - the user agent string for the bot fetching feeds is now configurable
  - feed parsing performance improvements
  - support for java9+ runtime
  - can now properly start from an empty postgresql database
v 2.4.0
  - users were not able to change password or delete account
  - fix api key generation
  - feed entries can now be sorted alphabetically
  - fix facebook sharing
  - fix layout on iOS
  - postgresql driver update (fix for postgres 9.6)
  - various internationalization fixes
  - security fixes
v 2.3.0
  - dropwizard upgrade 0.9.1
  - feed enclosures are hidden if they already displayed in the content 
  - fix youtube favicons
  - various internationalization fixes
v 2.2.0
  - fix youtube and instagram favicon fetching
  - mark as read filter was lost when a feed was rearranged with drag&drop
  - feed entry categories are now displayed if available
  - various performance and dependencies upgrades
  - java8 is now required
v 2.1.0
  - dropwizard upgrade to 0.8.0
  - you have to remove the "app.contextPath" setting from your yml file, you can optionally use server.applicationContextPath instead
  - new setting app.maxFeedCapacity for deleting old entries
  - ability to set filtering expressions for subscriptions to automatically mark new entries as read based on title, content, author or url.
  - ability to use !keyword or -keyword to exclude a keyword from a search query
  - facebook feeds now show user favicon instead of facebook favicon
  - new dark theme 'nightsky'
v 2.0.3
  - internet explorer ajax cache workaround
  - categories are now deletable again
  - openshift support is back
  - youtube feeds now show user favicon instead of youtube favicon
v 2.0.2
  - api using the api key is now working again
  - context path is now configurable in config.yml (see app.contextPath in config.yml.example)
  - fix login on firefox when fields are autofilled by the browser
  - fix scrolling of subscriptions list on mobile
  - user is now logged in after registration
  - fix link to documentation on home page and about page
  - fields autocomplete is disabled on the profile page
  - users are able to delete their account again
  - chinese and malaysian translation files are now correctly loaded
  - software version in user-agent when fetching feeds is no longer hardcoded
  - admin settings page is now read only, settings are configured in config.yml 
  - added link to metrics on the admin settings page
  - Rome (rss library) upgrade to 1.5.0
v 2.0.1
  - the redis pool no longer throws an exception when it is unable to aquire a new connection
v2.0.0
  - The backend has been completely rewritten using Dropwizard instead of TomEE, resulting in a lot less memory consumption and better overall performances.
    See the README on how to build CommaFeed from now on.
  - CommaFeed should no longer fetch the same feed multiple times in a row  
  - Users can use their username or email to log in