2005-02-13  Sven Neumann  <sven@gimp.org>

	* configure.in
	* app/base/tile-cache.c
	* app/base/tile-private.h
	* app/base/tile-swap.c
	* app/base/tile.c: in an attempt to safe this code from bit-rot,
	ported the experimental threaded tile-swapper to gthread.