4
I tried to test it, because I'm gobsmacked, why your comments shouldn't work, as on a testsystem of mine they do
(maybe your files just got corrupted)
To answer your question, just delete the old folder, upload the latest update, then go into the admin section for modules, and click onto the update button of mygallery.
Nice site by the way, can't wait for it to have collected some more content
Let me know how it goes....