Puntuado con 4 de 5 estrellas

for this helpful Add-on and your effort to keep it updated! A brief question: what's the difference between two alpha versions? Hope any of them will pass Mozilla's exam soon. By the way, you replied to a wrong review ;-)

Esta valoración es de una versión anterior del complemento (1.2.9). 

sanitized code is used in 1.2.9.3a. No new feature is implemented.