Correct handling of folded headers.
Correct handling of folded headers.

svn path=/trunk/kdenetwork/kmail/; revision=105106

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