Adjust to libical API changes.
Adjust to libical API changes.

svn path=/trunk/kdepim/; revision=407959

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