jobs / commands
	async execution via !<>|
file
	overwrite when hash-verify fails on save
	backup files on disk
window
	hide / collapse
	command Get (update buffer content)
	open files with line number, eg poe.go:25
text
	int64 as default in case of large files
	undvika in-ram buffer - swapfiles?
	concurrent-safe gap buffer
	auto increment new line
	undo
		unlimited for real (undo undo)
	cache write Change{} until next action
	refactor all Next/Prev-funcs
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visual
	calculate view percentage on screen
	move windows around
	resize columns
	file stats with ^G
	keep tagline updated with flags
	show running processes in menu
	another style for top menu
	do not change CurWin on mousepressed
	scroll on mpressed at bottom line
	unprintableChar styling