Log Message:
Update libgnomeprint and libgnomeprintui to 2.10.0:

Dom Lachowicz:
	* Some pdf fixes.
	* Support alpha in pdf images

Jody:
	* Some AIX build fixes [#160861]

Lutz Mueller:
	* Misc cleanup
	* Prep for D&D support

Matthias Clasen:
	* Async ppd loading

Suresh Chandrasekharan:
	* Handle subfonts in ttf according to spec [#158027]