ADDED: Git integration support

Adds support for project-based git integration, branch support, commit,
revert and updates

Fixes https://gitlab.com/kicad/code/kicad/issues/10441

common/dialogs/git/dialog_git_progress.cpp

@@ -0,0 +1,49 @@
+/*
+ * This program source code file is part of KiCad, a free EDA CAD application.
+ *
+ * Copyright (C) 2021-2022 KiCad Developers, see AUTHORS.TXT for contributors.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 3
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, you may find one here:
+ * http://www.gnu.org/licenses/gpl-3.0.html
+ * or you may search the http://www.gnu.org website for the version 3 license,
+ * or you may write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
+ */
+
+
+#include <wx/progdlg.h>
+#include <wx/statusbr.h>
+
+#include <dialog_shim.h>
+
+class GIT_PROGRESS : public DIALOG_SHIM {
+public:
+    GIT_PROGRESS(wxWindow* aParent, int aMaxValue1, int aMaxValue2);
+    ~GIT_PROGRESS();
+
+    void SetStatusText(const wxString& aText);
+    bool UpdateProgressBar1(int aValue);
+    bool UpdateProgressBar2(int aValue);
+
+private:
+    void OnCancel(wxCommandEvent& aEvent);
+
+    wxGauge* m_progBar1;
+    wxGauge* m_progBar2;
+    wxButton* m_cancelBtn;
+    wxStatusBar* m_statusBar;
+    bool m_cancelled;
+
+    DECLARE_EVENT_TABLE()
+};