dicom-pixeldata v0.1.1

This is a patch release intended to resolve known issues in the pixeldata crate.

Fixes and enhancements

• Fix LUT normalization function (#244)
• Improve documentation of to_ndarray* methods (#244)
• Fix the interpretation of 16bit images in to_vec* and to_ndarray* (#244)
• Optimize color space conversions (#245)

Miscellaneous

• Update rstest to 0.12.0 (#247)