C. A. 4th Cir.; and

C. A. 9th Cir. [Cer-tiorari granted, 431 U. S. 928.] Motion of the Solicitor General, with consent of respondents, for reference to the United States District Court for the District of Maryland [in No. 76-1234], and for reference to the United States District Court for the Central District of California [in No. 76-1261], to consider settlement granted.