Return of the brown paperbag: make sure the part is created only once
Return of the brown paperbag: make sure the part is created only once

svn path=/trunk/kdepim/; revision=222467

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