NAT-29: Add setup.py and related clean up

MANIFEST.in

+include inventory_provider/logging_default_config.json
+include inventory_provider/config.sample.json

ims-data-example.py → scripts/ims-data-example.py

 import json
 import os
+import sys
+currentdir = os.path.dirname(os.path.dirname(__file__))
+parentdir = os.path.dirname(currentdir)
+sys.path.append(parentdir)
 
 from inventory_provider.ims import IMS
 from inventory_provider import config
 from inventory_provider import ims_data
 
 CONFIG_FILENAME = os.path.abspath(os.path.join(
-    os.path.dirname(__file__), 'config.sample.json'))
+    os.path.dirname(__file__), '..', 'inventory_provider', 'config.sample.json'))
 
 with open(CONFIG_FILENAME) as f:
     params = config.load(f)

setup.py

+from setuptools import setup, find_packages
+
+setup(
+    name='iventory_provider',
+    version='TBD',
+    author='TBD',
+    author_email='TBD',
+    description='inventory provider repository',
+    url=('TBD'),
+    packages=find_packages(),
+    install_requires=[
+        'jsonschema==3.2.0',
+        'requests==2.22.0'
+    ],
+    scripts=['scripts/ims-data-example.py'],
+    include_package_data=True,
+)
+