Treat user cancelation during key generation as an error, but don't show a message box in that case.
Treat user cancelation during key generation as an error, but don't show a message box in that case.

svn path=/trunk/kdepim/; revision=302338

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