Public domain image of Grace Hopper: http://www.history.navy.mil/photos/images/h96000/h96919k.jpg
Crop, resize and rename
Created with ImageMagick: convert hopper.jpg hopper.ppm
Add hopper() to eventually replace lena()
Created with ImageMagick: convert hopper.jpg hopper.gif
Fix path
Fix path
Image created by Pillow via test_effect_spread()
Replace lena.gif with hopper.gif
Update epsilona for hopper
Fix constant name
Update selftest.py for hopper
Created with ImageMagick then renamed: convert hopper.ppm -monochrome hopper.sgi
Created with ImageMagick then renamed: convert hopper.ppm hopper.sgi
Replace lena.rgb and lena.bw with hopper
Created with ImageMagick: convert hopper.jpg hopper.png
Replace lena with hopper
Remove lena.png
Replace lena.tar with hopper.tar
Replace lena.spider with hopper.spider, created with Pillow.