Merge pull request #457 from InsightSoftwareConsortium/blowekamp-patch-1

Update characterize_data.py with shebang

Author: zivy

Python/scripts/characterize_data.py

@@ -1,3 +1,5 @@
+#! /usr/bin/env python
+
 import SimpleITK as sitk
 import pandas as pd
 import numpy as np