Fix reading of attachment label.
Fix reading of attachment label.

svn path=/branches/kdepim/enterprise/kdepim/; revision=658231

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