Fix missing spaces in What\'s this texts.
Fix missing spaces in What\'s this texts.

svn path=/trunk/kdenetwork/kmail/; revision=99894

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