print a filetree from some starting directory

EXAMPLES
	tree -C
		print the filetree starting at . and using colors
	tree -ah somedir/
		print the filetree starting at somedir/, including hidden files and adding file size to output
	tree -L 3
		print the filetree starting at . and 3 levels down

FLAGS
	-L	integer, define how many levels down the tree should go (default: all)
	-a	include hidden files
	-h	include filesize in human-readable format
	-C	use colors

RELATED
	ls
