stable-diffusion-webui

bring history tab back, make it behave; it's still slow but won't fuck anything up until you use it

reformat lines in images_history.py

rename firstpass w/h to discard old user settings

set firstpass w/h to 0 by default and rever to old behavior when any are 0

disabling history - i knew it was slow as fuck but i didn't realize it would also show galleries on launch