Update Mac dmg background again.
Update Mac dmg background again.

"In Mac OS X Snow Leopard, disk images created with background images
 do not display properly on Mac OS X Leopard and earlier. This is
 because of a change in Finder itself that affects all disk images
 created on Snow Leopard."

So. redid that on Tiger...

Signed-off-by: Fridrich Štrba <3cd4daa035652512fde99585cb8cb05b406e5e73@bluewin.ch>

JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core