Rated 5 out of 5 stars
EDIT 2: Thanks a lot again. You are a very responsive developer. Your addon is the best in its class.This review is for a previous version of the add-on (188.8.131.52-signed.1-signed). This user has a previous review of this add-on.
I uploaded new version 2 days ago.
But new version was not be released now ..
You can get new version (version 2.1.0) at this page, https://addons.mozilla.org/en-US/firefox/addon/addmoretexttoclipboard/versions/ .