LITTLE ROCK (AP) -- The summer travel season is here, the Clinton Presidential Library is drawing more than 1,500 visitors a day, and 115 miles away in Hope, the director of Bill Clinton's birthplace museum is seeing a new tourism phenomenon: "Billgrimage." "People are coming from the library saying they're making a Billgrimage to Arkansas; it's so cute," giggles Crystal Altenbaumer. She has a right to delight in this new word: These pilgrims to all-things-Clinton are helping to resurrect the Clinton Birthplace's suffering bottom line. Internal Revenue Service documents show donations to the nonprofit Clinton Birthplace Foundation were down...