UserAgent: Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:45.0) Gecko/20100101 Firefox/45.0

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What is the expected behavior?

What went wrong?

Did this work before? N/A 

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I noticed that I got not notified about some other tickets for a while as my main mail account is not registered for them. On trying to add it into the CC field I noticed that there is no way to do this. So maybe this feature can be added to this tracker.