Backport rev 853364. Save settings of current plugin when closing the window by closing the app
Backport rev 853364. Save settings of current plugin when closing the window by closing the app

svn path=/branches/KDE/4.1/kdepim/; revision=853365

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