of embedded graphic file during save (ODF export)

(cherry picked from commit a90c0079)

Conflicts:
	sw/inc/ndgrf.hxx
	sw/source/core/graphic/ndgrf.cxx
	sw/source/core/unocore/unoframe.cxx
	sw/source/filter/xml/xmltexte.cxx
	xmloff/source/draw/shapeexport2.cxx

Change-Id: I9d4a02af2561467fe1a66f036b55d6dcf2429986