Lab 9: netrw, the built-in filebrowser

1.	a) open a file through netrw
	b) open netrw in a split of any type
	c) create a new file through netrw
	d) open netrw and switch to compact view mode
	e) while in compact view, use motions to jump to the entry at the end of the line
	f) next, use motions to jump to the entry to the left
	g) while keeping netrw visible, open a file, save some changes, then open another file
	h) use vim search to jump to another entry
	i) You can turn off the banner by default by adding the following line to the .vimrc:
		let g:netrw_banner=0
		use the help to figure out how to set one of the other defaults and test the change.