C. A. 5th Cir. Motion for leave to proceed in forma pauperis and certiorari granted. Judgment vacated and case remanded for further consideration in light of United States v. Ortiz, ante, p. 891, and United States v. Brignoni-Ponce, ante, p. 873. Reported below: 506 F. 2d 887 (first case); 506 F. 2d 899 (second case).