PER CURIAM.
The motion for leave to proceed in forma pauperis is granted. The judgment is vacated and the case is remanded to the District Court for reconsideration in light of Goldberg v. Kelly, ante, p. 254; Fed. Rule Civ. Proc. 23; and to determine whether the case is moot.
THE CHIEF JUSTICE, MR. JUSTICE BLACK, and MR. JUSTICE STEWART dissent.