The city of Abbeville is preparing to install solar-powered crosswalk signs in its downtown area.A $15,000 grant from the American Association of Retired Persons (AARP) is funding the project. The goal is to make drivers aware of pedestrians in crosswalks.The first signs will be installed near the Vermilion Parish Courthouse an area Cristian LeJeune, a spokesperson for the city of Abbeville, described as heavily trafficked."It's really highly po…