Fix: The second instance will crash because of something.pid error.
Fix: #19 .jpeg file is not handled correctly.
Improvement: Better and faster window resize.
Improvement: Refined Office file viewer (with minor flaws e.g. Lock up in Excel window*)
*Note: This is a known issue for Microsoft [LINK].If you encounter the lock up, try “... change your focus to another app and then come back to Excel again to work around this issue”.