Backport r927893 by mlaurent from trunk to the 4.2 branch:
Backport r927893 by mlaurent from trunk to the 4.2 branch:

Don't use deprecated signal


svn path=/branches/KDE/4.2/kdepim/; revision=928213

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