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Pógódnośenja za Duplicate Tabs Closer

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Pógódnośenja wót Wužywaŕ Firefox 15224247
wót Wužywaŕ Firefox 15224247, för 6 år sedan
Thanks Dev, for this add-on.
It has been doing a good job for months, but seems to be inactive since a few weeks.
My 5-star review stands anyway. Thank you again.