November 9th, 2012· Minor fixes
July 13th, 2011· Added sv-SE translation (thank you, Lakrits at BabelZilla.org)
· Compatibility with Thunderbird 5.0
· Renamed variables (need to re-install the button in the toolbar, sorry)
· Minor changes
June 29th, 2011· Corrected fr locale (thank you, Nils Maier)
December 14th, 2010· New: icons updated
· New: possibility to change the referer temporarily in the context menu
· Corrected: uninstall compatible with Firefox 4.0
July 3rd, 2010· Minor bug correction for uninstall
· Renamed variables and functions to prevent conflicts
June 28th, 2010· Compatibility with Thunderbird 3.1.0
· Correction: moved .js options file outside .jar file
April 26th, 2010· New: option to show the button in the status bar
· Improve code to handle observers
April 20th, 2010· Code rewrite
· Localization