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CloseReview for Mark All Read Button by malcfl
Rated 5 out of 5 stars
PLEASE update this to work on Thunderbird 6.0, it's a fantastic addition and I so miss it having updated to Thunderbird 6.0
This review is for a previous version of the add-on (0.7.1).To create your own collections, you must have a Mozilla Add-ons account.