Don't crash on exit after creating a new IMAP account.
Don't crash on exit after creating a new IMAP account.

svn path=/trunk/kdenetwork/kmail/; revision=126186

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