Backport r1141475 by smartins (Editing recurring events removes prior incidences) BUG: 226394
Backport r1141475 by smartins (Editing recurring events removes prior incidences)
BUG: 226394

svn path=/branches/KDE/4.4/kdepim/; revision=1141482

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