Fix various warnings

src/Gui/project/GuiProjectManager.cpp

@@ -161,7 +161,7 @@ GUIProjectManager::saveProject( bool saveAs /* = false */ )
     //save the project with a new name
     if ( createNewProjectFile( saveAs ) == false )
         return ;
-    ProjectManager::saveProject( outputFileName() );
+    ProjectManager::saveAs( outputFileName() );
 }
 
 bool

src/Gui/timeline/AbstractGraphicsItem.h

@@ -31,7 +31,7 @@ class   TracksScene;
 class   TracksView;
 class   EffectUser;
 
-class   QUuid;
+struct  QUuid;
 
 namespace Workflow
 {

src/Gui/timeline/GraphicsEffectItem.h

@@ -29,7 +29,7 @@
 class   EffectUser;
 class   AbstractGraphicsMediaItem;
 
-class   QUuid;
+struct  QUuid;
 
 class GraphicsEffectItem : public AbstractGraphicsItem
 {

src/Project/ProjectManager.cpp

@@ -277,7 +277,7 @@ ProjectManager::closeProject()
 }
 
 void
-ProjectManager::saveProject( const QString &outputFileName )
+ProjectManager::saveAs( const QString &outputFileName )
 {
     __saveProject( outputFileName );
     emit projectSaved();

src/Project/ProjectManager.h

@@ -51,7 +51,7 @@ public:
     void            removeProject( const QString& fileName );
     QStringList     recentsProjects() const;
     virtual bool    closeProject();
-    virtual void    saveProject( const QString &outputFileName );
+    virtual void    saveAs( const QString &outputFileName );
     bool            loadEmergencyBackup();
     void            emergencyBackup();
 

src/Renderer/ClipRenderer.h

@@ -29,7 +29,7 @@
 
 class   Clip;
 class   Media;
-class   QUuid;
+struct  QUuid;
 
 namespace LibVLCpp
 {

src/Renderer/GenericRenderer.h

@@ -35,7 +35,7 @@
 
 class   Clip;
 class   Media;
-class   QUuid;
+struct  QUuid;
 namespace LibVLCpp
 {
     class   MediaPlayer;

src/Renderer/WorkflowRenderer.h

@@ -33,7 +33,7 @@ class   Clip;
 class   QWidget;
 class   QWaitCondition;
 class   QMutex;
-class   QUuid;
+struct  QUuid;
 
 namespace LibVLCpp
 {