Appeal from D. C. Mass. Motion of appellees to vacate judgment granted. The Court’s order of October 31, 1977 (ante, p. 916), vacating judgment of the District Court and remanding case for further consideration is hereby vacated, and appeal is restored to Court’s docket for appropriate action. Should the parties desire to file supplemental briefs in light of the District Court’s October 6, 1977, opinion, they may do so on or before March 24, 1978.