clean-up US holidays
clean-up US holidays

svn path=/branches/KDE/3.5/kdepim/; revision=499074

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