With a shortened shopping season, many big-box retailers are staying open on the holiday. Because of this, Red Bottoms thousands of shoppers have taken to the social network pledging to boycott. Facebook badge protesting stores staying open on Thanksgiving. (Credit: Screenshot by Dara Kerr/CNET) Rather than being strictly about spending time with family and gorging on turkey, Isabel Marant Shoes mashed potatoes, and pumpkin pie, Thanksgiving has turned into a major deals day in the shopping world this year. But, some people don't like it. Thousands of Facebook users...