USA Today: A growing number of states are moving to require home builders to offer solar electricity and hot-water systems in new homes, right alongside more traditional options such as fancy kitchen countertops and special window treatments. “It’s just like the granite countertop upgrade or the two-car garage or the larger closet — these are options the homeowner can choose to purchase,” said Jeff Lyng, the renewable energy program manager for Colorado Gov. Bill Ritter’s Energy …