Hmmz, my palm doesn't seem to support categories for Datebook. So add an  additional check to the equal method so that it doesn't fail on the category comparison. This fixes having doubled data after sync for me.
Hmmz, my palm doesn't seem to support categories for Datebook. So add an 
additional check to the equal method so that it doesn't fail on the category
comparison. This fixes having doubled data after sync for me.

svn path=/branches/KDE/4.2/kdepim/; revision=912453

lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi