BB sends out different emails with identical Message-Id headers (BB-9309)

Subject: Re: [Bitbucket] Issue BCLOUD-8125: Plain text README rendering bug (site/master)
From: Michael Frauenholtz <issues-reply@bitbucket.org>      
To: neuhauser+bitbucket.org@sigpipe.cz                                                                    
Date: Mon, 23 Sep 2013 20:57:19 -0000
Message-ID: <issues-99c0859a2039cea13b0fb147cd5634ac/updated@bitbucket.org>

Subject: Re: [Bitbucket] Issue BCLOUD-8125: Plain text README rendering bug (site/master)
From: Kaz Nishimura <issues-reply@bitbucket.org>            
To: neuhauser+bitbucket.org@sigpipe.cz                                                                    
Date: Tue, 24 Sep 2013 12:20:36 -0000
Message-ID: <issues-99c0859a2039cea13b0fb147cd5634ac/updated@bitbucket.org>