Bug 104218: Don't play the audio file if the sound volume is set to zero
Bug 104218: Don't play the audio file if the sound volume is set to zero

svn path=/trunk/kdepim/; revision=406825

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