Fix memory leaks (lacking destructors for uis)

Change-Id: I07c2708d727d59286b0d625a4c0c318f18b03b93
Reviewed-by: Tobias Hunger <tobias.hunger@nokia.com>
Reviewed-by: hjk <qthjk@ovi.com>

src/plugins/git/remotedialog.cpp

@@ -60,6 +60,11 @@ RemoteAdditionDialog::RemoteAdditionDialog(QWidget *parent) :
     setWindowFlags(windowFlags() & ~Qt::WindowContextHelpButtonHint);
 }
 
+RemoteAdditionDialog::~RemoteAdditionDialog()
+{
+    delete m_ui;
+}
+
 QString RemoteAdditionDialog::remoteName() const
 {
     return m_ui->nameEdit->text();