code: function next() {
  		var repo;
  		if ( count === len ) {
  			debug( 'Finished all queries.' );
  			out.meta.success = scount;
  			out.meta.failure = fcount;
  			return clbk( null, out );
  		}
  		if ( idx < len ) {
  			repo = repos[ idx ];
  			debug( 'Querying repository `%s` (%d).', repo, idx );
  
  			options.path = '/'+repo+'/'+opts.branch+'/'+filepath;
  			debug( 'Path: %s', options.path );
  
  			request( options, onResponse( repo, idx ) );
  			idx += 1;
  		}
  	}
docs: FUNCTION: next()
  Requests a file from the next repository in the queue. Once requests for all desired repos have completed, invokes the provided callback.
  
  @private
  @returns {Void}