Starting on visual regression testing article
Starting on article
Writing out various options for perceptual testing
Updating artile phrasing to make it more concise
Updating links
Updating conditional ordering
Filling out solutions list
Updated comment
Updating comment location
Adding bash script and .travis.yml to article
Adding example to output
Adding note about cleaning up imgur images
Adjusting English
Completed article
Added image for article
Updating images
Added example diff image
Removing excess text
Updated text and added passing image
Accepting latest perceptual diffs