Remove warnings about unused moc files

Should fix #194.

Alpha_shapes_3/demo/Alpha_shapes_3/MainWindow.cpp

@@ -109,5 +109,4 @@ MainWindow::open(QString fileName)
 }
 
 
-#include "MainWindow.moc"
 

Alpha_shapes_3/demo/Alpha_shapes_3/Viewer.cpp

@@ -386,4 +386,3 @@ void Viewer::alphaChanged()
     initialize_buffers();
 
 }
-#include "Viewer.moc"

Linear_cell_complex/demo/Linear_cell_complex/MainWindow.cpp

@@ -22,7 +22,6 @@
 #include "MainWindow.h"
 #include <CGAL/Delaunay_triangulation_3.h>
 #include <QSettings>
-#include "MainWindow.moc"
 #include <CGAL/Timer.h>
 #include <CGAL/ipower.h>
 

Linear_cell_complex/demo/Linear_cell_complex/Viewer.cpp

@@ -860,4 +860,3 @@ QString Viewer::helpString() const
   return text;
 }
 
-#include "Viewer.moc"

Periodic_3_triangulation_3/demo/Periodic_Lloyd_3/MainWindow.cpp

@@ -224,5 +224,4 @@ void MainWindow::help() {
   }
 }
 
-#include "MainWindow.moc"
 

Periodic_3_triangulation_3/demo/Periodic_Lloyd_3/Viewer.cpp

@@ -316,4 +316,3 @@ void Viewer::changed()
     compute_elements();
     are_buffers_initialized = false;
 }
-#include "Viewer.moc"

Surface_mesher/demo/Surface_mesher/Raw_image_dialog.cpp

@@ -26,4 +26,3 @@ unsigned int Raw_image_dialog::image_word_size() const {
     return 1;
 }
 
-#include "Raw_image_dialog.moc"

Surface_mesher/demo/Surface_mesher/colorlisteditor.cpp

@@ -65,4 +65,3 @@ void ColorListEditor::populateList()
     }
 }
 
-#include "colorlisteditor.moc"

Surface_mesher/demo/Surface_mesher/mainwindow.cpp

@@ -154,4 +154,3 @@ void MainWindow::on_action_Clone_triggered()
   other->show();
 }
 
-#include "mainwindow.moc"

Surface_mesher/demo/Surface_mesher/values_list.cpp

@@ -270,4 +270,3 @@ void Values_list::setHeaderTitle(QString title)
   treeWidget->headerItem()->setText(0, title);
 }
 
-#include "values_list.moc"

Surface_mesher/demo/Surface_mesher/viewer.cpp

@@ -66,4 +66,3 @@ void Viewer::set_surface(Surface* s)
   surface = s;
 }
 
-#include "viewer.moc"

Surface_mesher/demo/Surface_mesher/volume.cpp

@@ -1544,4 +1544,3 @@ void Volume::labellizedToogled(bool toggled)
   }
 }
 
-#include "volume.moc"

Triangulation_3/demo/Triangulation_3/MainWindow.cpp

@@ -1,7 +1,6 @@
 #include "MainWindow.h"
 #include <string>
 
-#include "MainWindow.moc" // .moc will be the output from moc preprocessor
 
 MainWindow::MainWindow(QWidget* parent)
  : CGAL::Qt::DemosMainWindow(parent)

Triangulation_3/demo/Triangulation_3/PreferenceDlg.cpp

@@ -1,7 +1,6 @@
 #include <QtGui>
 #include "PreferenceDlg.h"
 
-#include "PreferenceDlg.moc" // .moc will be the output from moc preprocessor
 
 PreferenceDlg::PreferenceDlg(QWidget *parent) : QDialog(parent)
 {

Triangulation_3/demo/Triangulation_3/Viewer.cpp

@@ -14,7 +14,6 @@
 
 using namespace std;
 
-#include "Viewer.moc" // .moc will be the output from moc preprocessor
 
 void Viewer::init()
 {