Move the debian package_tool into our \tools directory.

The package_tool isn't really part of our product, so moving it to the tools directory.

tools/DebianPackageTool/scripts/extract_json_value.py

@@ -0,0 +1,64 @@
+#!/usr/bin/python
+#
+# Copyright (c) .NET Foundation and contributors. All rights reserved.
+# Licensed under the MIT license. See LICENSE file in the project root for full license information.
+#
+
+# Extract Json Value
+#
+# Very simple tool to ease extracting json values from the cmd line.
+import os
+import sys
+import json
+
+def print_usage():
+	print """
+		Usage: extract_json_value.py [json file path] [key of value to extract]
+		For nested keys, use . separator
+	"""
+
+def help_and_exit(msg=None):
+	print msg
+	print_usage()
+	sys.exit(1)
+
+def parse_and_validate_args():
+	
+	if len(sys.argv) < 3:
+		help_and_exit(msg="Error: Invalid Args")
+
+	json_path = sys.argv[1]
+	json_key = sys.argv[2]
+
+	if not os.path.isfile(json_path):
+		help_and_exit("Error: Invalid json file path")
+
+	return json_path, json_key
+
+def extract_key(json_path, json_key):
+	json_data = None
+
+	with open(json_path, 'r') as json_file:
+		json_data = json.load(json_file)
+
+	nested_keys = json_key.split('.')
+	json_context = json_data
+
+	for key in nested_keys:
+		json_context = json_context.get(key, None)
+
+		if json_context is None:
+			help_and_exit("Error: Invalid json key")
+
+	return str(json_context)
+
+def execute():
+	json_path, json_key = parse_and_validate_args()
+
+	value = extract_key(json_path, json_key)
+
+	return value
+
+if __name__ == "__main__":
+	print execute()
+