Bart den Hollander hollanderbart

## grayscale-all-png.sh
#!/bin/sh
mogrify -colorspace Gray -format png *.png

## add-title-to-all-png.sh
#!/bin/zsh
if [[ ! -e output ]]
then
	echo creating output directory
  	mkdir output
else
	echo clearing output folder
 	rm -rf output
	echo creating output directory
  	mkdir output
	#!/bin/zsh
	if [[ ! -e output ]]
	then
	echo creating output directory
	mkdir output
	else
	echo clearing output folder
	rm -rf output
	echo creating output directory
	mkdir output