2007-07-17  Sven Neumann  <sven@gimp.org>

	* app/base/Makefile.am
	* app/base/tile-manager-preview.[ch]: added new file that holds 
code
	to create a preview from a tile manager.

	* app/core/gimpbuffer.c
	* app/core/gimpimage-preview.c: use the new function instead of
	duplicating this code.


svn path=/trunk/; revision=22948