Release V1.6.17
- [BUG f002666] - added fix for single checkbox input value in the preview step
- [ENH 06f0dd5] - added the support for the preview step empty text label
- [BUG cae4f3d] - fixed field order when using multiple models in a step
- [ENH 355a6d0] - added option 'previewHeading' to customize the step heading in the preview step.