Added: delete old python modules.

'python setup.py build' may not recognize that the 'model.hpp' file has been changed.
It is better to delete old modules alltogether - their copies should remain in the 'models/'
folder.

Author: tsipenyuk

initialize_model.sh

@@ -36,6 +36,8 @@ cp $MESON_DECA/lib/c_lib/model.hpp $MESON_DECA/models/$MODEL_FOLDER/backup/model
 # Build python library containing model description
 echo "#### MESON_DECA: Building python modules..."
 cd "$MESON_DECA/lib/c_lib/py_wrapper"
+# Delete old modules
+rm -r build/*
 python setup.py build
 
 # Copy it to the model directory