## Link to GitHub Issue, if one exists
n/a
## Description of change
Use fmt library for formatting time
Round down sub-second units so that the FPS counter only updates once
per second (instead of Time and Uptime ticking independently)
clean up usage of `localtime` in `logging.cpp`
## Link to GitHub Issue, if one exists
#410
## Description of change
When raising fatal errors via `log_fatal`, also show a modal popup.
Update instances of `log_fatal` where the message was too long to fit.
## Testing
Tested various failure conditions.
## Link to GitHub Issue, if one exists
#345
## Description of change
Show a MessageBox when signal detects a crash.
## Testing
Tested full screen and windowed games.
bicarus