st2205: Make sure all pages in a sector are read into mem before erasing the sector
st2205: Make sure all pages in a sector are read into mem before erasing the sector

git-svn-id: 40dd595c6684d839db675001a64203a1457e7319@12820 67ed7778-7388-44ab-90cf-0a291f65f57c

gphoto/libgphoto2.OLDMIGRATION,gphoto/libgphoto2.OLDMIGRATION,gphoto/libgphoto2.OLDMIGRATION,gphoto/libgphoto2.OLDMIGRATION