Installing twolfson-style
Updated README info
Updated package.json to be consistent with other twolfson repos
Added lint actions
Cleaning up grunt.js
Fixing up a lot of lint errors
Fixing up more lint errors
Fixing up remaining lint errors
Release 0.21.0
Correcting style issues in README
Release 0.21.1
Removing all engines from spritesmith
Moved to pixelsmith with informative engine loader