This release of analyze-css brings many "under the hood" changes. However, one new metric is introduced - the number of unique colors used in CSS (#68). Hopefully, it will be helpful for both developers and designers :)
analyze-css
(when used to fetch remote CSS file) will now send user agent (see #75):
analyze-css/0.9.0 (node v0.10.4, linux x64)
The full list of changes