When there is nothing to delete, clear the deletion map, as it might have stale  entries resulting from kolab/issue3833.
When there is nothing to delete, clear the deletion map, as it might have stale  entries
resulting from kolab/issue3833.

Part of kolab/issue3833

svn path=/branches/kdepim/enterprise/kdepim/; revision=1021464

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