Fix two bugs (one that pruned too little, one that pruned too much).

Fix two bugs (one that pruned too little, one that pruned too much).

	* libsoup/soup-session.c (find_oldest_connection): Fix two bugs
	(one that pruned too little, one that pruned too much).
	(queue_message): When requeuing, don't run the queue;
	final_finished will take care of that later.

	* libsoup/soup-socket.c (soup_socket_connect, got_address): ref
	the socket while waiting for the address to resolve