Set background/foreground/link colors as body tag attributes. Better handling of single part html mail.
Set background/foreground/link colors as body tag attributes.
Better handling of single part html mail.

svn path=/trunk/kdenetwork/kmail/; revision=35097

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