Periodic save to temp file for crash recovery

[micheldebree]

Is your feature request related to a problem? Please describe. If SF2 (or my computer) crashes I have lost my work

Describe the solution you'd like When starting SF2 after a crash, I get a pop up that allows me to restore the last automatically saved .sf2 file.

Describe alternatives you've considered Pressing CTRL-S everytime I change something significant