Maybe you just have a lot of denim fabric lying around. Or, maybe you're recycling old jeans and are looking for a quilt project. If you use your favorite search engine for free denim quilt patterns, you will likely uncover reference to a rag quilt. Rag quilts are sewn with the seams on the top of the quilt. Snipping the quilt seams, then washing and drying the quilt give the desired ragging app…