Bugfix: Re-enable attachment processing.  Reason was an erroneous code-merging before commiting -r1.451.
Bugfix: Re-enable attachment processing.  Reason was an erroneous code-merging before commiting -r1.451.

svn path=/trunk/kdenetwork/kmail/; revision=157930

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