Add coreml conversion

coreml.py

@@ -0,0 +1,10 @@
+import coremltools as ct
+
+
+def convert_coreml(saved_model_path):
+    mlmodel = ct.convert(saved_model_path)
+    mlmodel.save('../mobilenet_nnconv.mlmodel')
+
+
+if __name__ == '__main__':
+    convert_coreml('../mobilenet-nnconv5-e12-experimental')