Don't append signature to ical replies, OL chokes on them. Detabify.
Don't append signature to ical replies, OL chokes on them. Detabify.

svn path=/trunk/kdepim/; revision=358722

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