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/UnaryFunction1D/BPy_UnaryFunction1DVec2f.cpp

@@ -0,0 +1,20 @@
+ PyObject *_wrap_UnaryFunction1DVec2f_getName(PyObject *self , PyObject *args) {
+}
+
+
+ PyObject *_wrap_UnaryFunction1DVec2f___call__(PyObject *self , PyObject *args) {
+}
+
+
+ PyObject *_wrap_UnaryFunction1DVec2f_setIntegrationType(PyObject *self , PyObject *args) {
+}
+
+
+ PyObject *_wrap_UnaryFunction1DVec2f_getIntegrationType(PyObject *self , PyObject *args) {
+}
+
+
+ PyObject *_wrap_disown_UnaryFunction1DVec2f(PyObject *self , PyObject *args) {
+}
+
+