Combine first 5 ingredients in a medium microwave-safe bowl; microwave at HIGH 2 minutes. Let stand 10 minutes or until fruit is plump. Drain mixture through a sieve, reserving fruit mixture. Combine fruit mixture, walnuts, shallots, 1/4 teaspoon salt, and rind.
Combine 3/4 teaspoon salt, French bread, and next 3 ingredients (through garlic) in a food processor; process until fine crumbs form.
Cut pork in half lengthwise, cutting to, but not through, other side; open halves, laying the pork flat. Starting from center, cut each half lengthwise, cutting to, but not through, other side; open halves, laying pork flat. Cover with plastic wrap; pound to an even thickness. Discard plastic wrap. Spread fruit mixture over pork, leaving a 1/2-inch border. Roll up pork, jelly-roll fashion, starting with one long side. Secure with wooden picks. Sprinkle outside of pork evenly with remaining 1/4 teaspoon salt; brush evenly with mustard. Sprinkle breadcrumb mixture over pork; press gently to adhere. Place pork on a broiler pan coated with cooking spray. Bake at 400° for 55 minutes or until a meat thermometer inserted in the thickest part registers 155°. Let pork stand 10 minutes. Remove wooden picks. Cut into 16 (1/2-inch-thick) slices. Garnish with parsley sprigs, if desired.