Rated 4 out of 5 stars

Works great! However I'm missing one feature. Namely an option to not clean the subject if I'm editing a template.

Rated 5 out of 5 stars

To remove [ml-ml:nnnn] type of header, which is more popular I think, I added this line.

\[\w+-\w+:\d+\](\s|)

This review is for a previous version of the add-on (1.2.0).