soc-2008-mxcurioni: renamed all Freestyle API related files with 'BPy_' prefix to avoid library name collision.

Included MediumType's initialization at proper time to avoid Blender's crash.

source/blender/freestyle/intern/python/UnaryFunction0D/BPy_UnaryFunction0DViewShape.cpp

@@ -0,0 +1,8 @@
+ PyObject *_wrap_UnaryFunction0DViewShape_getName(PyObject *self , PyObject *args) {
+}
+
+
+ PyObject *_wrap_UnaryFunction0DViewShape___call__(PyObject *self , PyObject *args) {
+}
+
+