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Version 3.0Released Dec 30, 2016 - 16.87 KBWorks with firefox 45.0 and later* Rewritten as WebExtension (so it will be compatible with Firefox 57 and higher)
* Changed development environment from jpm to web-ext (version: 1.6.0)
* The button changes to an inactive state if no feed is available
* improved feed detection
Source code released under Mozilla Public License, version 2.0