Minor cleanups

src/core/skeleton.cpp

@@ -38,15 +38,10 @@ Skeleton::Skeleton(ResourceInterface *resource)
 {
 }
 
-Skeleton::~Skeleton()
-{
-
-}
-
 void Skeleton::sync()
 {
     if (!file().isValid() || file().isEmpty() || m_resource == nullptr) {
-        qCWarning(ARTIKULATE_LOG) << "No file path set, aborting sync operation.";
+        qCWarning(ARTIKULATE_LOG()) << "No file path set, aborting sync operation.";
         return;
     }
     m_resource->sync();

src/core/skeleton.h

@@ -36,7 +36,6 @@ class ARTIKULATECORE_EXPORT Skeleton : public Course
 
 public:
     explicit Skeleton(ResourceInterface *resource = nullptr);
-    ~Skeleton();
 
     /**
      * Writes course object back to file and set \ref modified state to false.

src/core/trainingsession.h

@@ -83,7 +83,6 @@ private:
     Q_DISABLE_COPY(TrainingSession)
     void updateTrainingActions();
     void selectNextPhrase();
-    Phrase * nextPhrase() const;
     void updateGoal();
     LearnerProfile::ProfileManager *m_profileManager;
     ICourse *m_course;