Some cleanup

* removed audio utils from blackmiscfreefunctions (we wanna give it up)
* comments
* formatting

src/blackgui/components/audiovolumecomponent.cpp

@@ -8,6 +8,7 @@
  */
 
 #include "blackcore/contextaudio.h"
+#include "blackmisc/audio/audioutils.h"
 #include "audiovolumecomponent.h"
 #include "ui_audiovolumecomponent.h"
 

src/blackgui/components/audiovolumecomponent.h

@@ -22,7 +22,6 @@ namespace BlackGui
 {
     namespace Components
     {
-
         //! Audio volume, mixer
         class BLACKGUI_EXPORT CAudioVolumeComponent :
             public QFrame,
@@ -62,9 +61,7 @@ namespace BlackGui
 
         private:
             QScopedPointer<Ui::CAudioVolumeComponent> ui;
-
         };
-
     } // namespace
 } // namespace
 

src/blackgui/components/infobarstatuscomponent.cpp

@@ -14,6 +14,7 @@
 #include "blackcore/contextapplication.h"
 #include "blackcore/contextaudio.h"
 #include "blackcore/simulator.h"
+#include "blackmisc/audio/audioutils.h"
 #include "blackmisc/project.h"
 #include "blackmisc/icons.h"
 

src/blackgui/models/modelfilter.h

@@ -53,11 +53,11 @@ namespace BlackGui
             bool m_enabled = true;
         };
 
-        //! Model filter interface for those who can generate such a filter (e.g. a widget dialog)
+        //! Model filter interface for those who can generate such a filter (e.g. a widget or dialog)
         template<class ContainerType> class IModelFilterProvider
         {
         public:
-            //! Get the filter
+            //! Get the filter, this is the filter itself, not its widget or dialog
             virtual std::unique_ptr<IModelFilter<ContainerType>> createModelFilter() const = 0;
         };