Noté 4 sur 5 étoiles

i cant double click to open maff file,need extra "enter" press.and 0.12 is ok.

Cette critique concerne une version précédente du module (0.17.2). 

Thanks for the report, I'll investigate it when I find some time, even though I don't usually develop on pre-beta versions of Firefox, since newly introduced features are subject to abrupt changes.