Initial commit

Broke out createDiff function

Renamed screenshot to image and completed documentation

Moved to callback with result outcome

Added lint to test script

Moved to get-pixels and asserting images nicely

Added image assertion but it is off

Added different.png to expected files

Filled out basic tests

Added test images

Starting to write out tests

Renaming utility

Added original image-diff code

Fixed up .travis.yml install script

Corrected install script permissions

Added .travis.yml

Added Travis CI badge

Initial commit