Don't follow symbolic links in the file system view.

If you double-click on a file, this file should be opened, not its link
target.

src/plugins/projectexplorer/foldernavigationwidget.cpp

@@ -79,6 +79,7 @@ FolderNavigationWidget::FolderNavigationWidget(QWidget *parent)
       m_title(new QLabel(this)),
       m_autoSync(false)
 {
+    m_dirModel->setResolveSymlinks(false);
     m_dirModel->setFilter(QDir::Dirs | QDir::Files | QDir::Drives | QDir::Readable | QDir::Writable
                           | QDir::Executable | QDir::Hidden);
     m_dirModel->setSorting(QDir::Name | QDir::DirsFirst);

tests/manual/filesystemview/symbolic_links/README

+Interesting to test is e.g.
+* if opening one of the symbolic links opens the link target (bad), or the symbolic link (good)

tests/manual/filesystemview/symbolic_links/symbolic.pro

+TEMPLATE = app
+TARGET = symbolic
+
+SOURCES += symbolic_link_one.cpp symbolic_link_two.cpp

tests/manual/filesystemview/symbolic_links/symbolic_link_one.cpp

+11111
\ No newline at end of file

tests/manual/filesystemview/symbolic_links/symbolic_link_two.cpp

+22222
\ No newline at end of file