Move pcbnew swig

Separates the python scripts into those using swig and those needed for
other scripting

pcbnew/python/scripting/pcb_scripting_tool.h

@@ -0,0 +1,61 @@
+/*
+ * This program source code file is part of KiCad, a free EDA CAD application.
+ *
+ * Copyright (C) 2021 KiCad Developers, see CHANGELOG.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
+ */
+
+#ifndef PCBNEW_PCB_SCRIPTING_TOOL_H_
+#define PCBNEW_PCB_SCRIPTING_TOOL_H_
+
+
+#include <tools/pcb_tool_base.h>
+
+class ACTION_MENU;
+
+/**
+ * Tool relating to pads and pad settings.
+ */
+class SCRIPTING_TOOL : public PCB_TOOL_BASE
+{
+public:
+    SCRIPTING_TOOL();
+    ~SCRIPTING_TOOL();
+
+    ///< React to model/view changes
+    void Reset( RESET_REASON aReason ) override;
+
+    ///< Basic initialization
+    bool Init() override;
+
+private:
+
+    ///< Reload Python plugins and reset toolbar (if in pcbnew)
+    int reloadPlugins( const TOOL_EVENT& aEvent );
+
+    ///< Open the user's plugin folder in the system browser
+    int showPluginFolder( const TOOL_EVENT& aEvent );
+
+    ///< Bind handlers to corresponding TOOL_ACTIONs.
+    void setTransitions() override;
+
+};
+
+
+#endif /* PCBNEW_PCB_SCRIPTING_TOOL_H_ */