Adds support for boxes without fill, so they don't register as false positives.
0.2.2
Fixes [issue 38](https://github.com/freelawproject/x-ray/issues/38) by adding analysis for the draw order of text and rectangles. This ensures that rectangles under text are not detected as bad redactions.
0.2.1
Failed release.
0.2.0
Add support for bytes as input, making it easier to check files that are not on disk. This is common when downloading a file, for example.