Log Message:
Update to 1.14.8:

libgsf 1.14.8

Jody:
	* Add missing ODF presentation namespace.
	* Only install win32 header for win32. [#459771]
	* Fix XML enum export utils.

Morten:
	* Fix criticals for corrupted file.  [#485964]
	* Improve sanity checks of ole properties.  [#404934]
	* Enhance gsf (the program) to list all document properites.
	* Fix endless loop with broken ole files.  [#513831]
	* Fix memory allocation problem due to broken ole files.