Use KTextBrowser to display file contents. New signature for error constructor.
Use KTextBrowser to display file contents.
New signature for error constructor.

svn path=/trunk/kdepim/; revision=235091

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