Fix reply actions being disabled when a collapsed thread is selected.
Fix reply actions being disabled when a collapsed thread is selected.

svn path=/branches/kdepim/enterprise/kdepim/; revision=771705

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