Start Python Embedding

.. just bootstrapping, so Python is loaded and version
   number made available in the about box.

.. see gcconfig.pri.in and src.pro for settings needed

.. not considering threading etc at this point

src/Python/PythonEmbed.cpp

@@ -0,0 +1,68 @@
+/*
+ * Copyright (c) 2016 Mark Liversedge (liversedge@gmail.com)
+ *
+ * Additionally, for the original source used as a basis for this (RInside.cpp)
+ * Released under the same GNU public license.
+ *
+ * Copyright (C) 2009         Dirk Eddelbuettel
+ * Copyright (C) 2010 - 2012  Dirk Eddelbuettel and Romain Francois
+ *
+ * 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 2 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, write to the Free Software Foundation, Inc., 51
+ * Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ */
+
+#include "PythonEmbed.h"
+#include "Settings.h"
+#include <stdexcept>
+
+#include <QMessageBox>
+
+// Python header - using a C preprocessor hack
+// GC_PYTHON_INCDIR is from gcconfig.pri, typically python3.6
+#ifdef slots // clashes with python headers
+#undef slots
+#endif
+#include GC_PYTHONHEADER
+
+// global instance of embedded python
+PythonEmbed *python;
+
+PythonEmbed::~PythonEmbed()
+{
+}
+
+PythonEmbed::PythonEmbed(const bool verbose, const bool interactive) : verbose(verbose), interactive(interactive)
+{
+    loaded = false;
+    name = QString("GoldenCheetah");
+
+    // tell python our program name
+    Py_SetProgramName((wchar_t*) name.toStdString().c_str());
+
+    // need to load the interpreter etc
+    Py_InitializeEx(0);
+
+    // set the module path in the same way the interpreter would
+    PyObject *sys = PyImport_ImportModule("sys");
+    PyObject *path = PyObject_GetAttrString(sys, "path");
+    PyList_Append(path, PyUnicode_FromString("."));
+
+    // get version
+    version = QString(Py_GetVersion());
+    version.replace("\n", " ");
+
+    fprintf(stderr, "Python loaded [%s]\n", version.toStdString().c_str());
+
+    loaded = true;
+}