Prevent DCOP deadlock when starting KMail despite Kontact being the default IMAP backend provider.
Prevent DCOP deadlock when starting KMail despite Kontact being the
default IMAP backend provider.

Kolab issue 3127

svn path=/branches/kdepim/enterprise/kdepim/; revision=871846

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