Another error *sigh*
Revert "Another error *sigh*"

This reverts commit c2b8879bbdef7babfbbfbff549a02568730c77f0.
Delete unneeded files
Remove unneeded files.
Rename key event listener.
Rename key event listener handler.
Change default save interval to 5 seconds.
Don't save files if block selection is present
Don't flush events unnecessarily.