Switched from doubleshot to mocha for latest engine test
Transitioning to running test
Moved to flag but it isn't implemented yet
Realized majority of test suite is no longer necessary thanks to get-pixels
Updated engine
Added TODO that we need to check in Travis CI
Moved to dev version for spritesmith-engine-test
Added DEV note since imagemagick seems to work in tests
Removed unnecesary expected files
Removed TODO since flag is now implemented
Upgraded to solidified `spritesmith-engine-test`
Release 0.4.4