* Changed the title of the 'RDLogEdit configuration' dialog in
rdadmin(1) to 'Configure RDLogEdit'.
* Added a 'Configuring RDLogEdit' section to the Operations Guide.
* Added 'PCM24' to the list of available formats in
'rdadmin/edit_rdlogedit.cpp' and 'rdadmin/edit_rdlogedit.h'.
* Added PCM24 support for voice tracking in
'rdlogedit/voice_tracker.cpp'.