Fixes required for packaging

- Add versioninfo to the data_files
- Excludes for MANIFEST.in

Part of blueprint rpm-package
Change-Id: Ia629c9e08d070785d8ee0984913e62064e94ebb4

MANIFEST.in

@@ -1,10 +1,11 @@
 include AUTHORS
-include HACKING
 include LICENSE
-include README.rst
+include README.md
 include ChangeLog
 include tox.ini
 include heatclient/versioninfo
 recursive-include doc *
 recursive-include tests *
 recursive-include tools *
+exclude .gitignore
+exclude .gitreview

setup.py

@@ -52,4 +52,5 @@ setuptools.setup(
     dependency_links=setup.parse_dependency_links(),
     tests_require=setup.parse_requirements(['tools/test-requires']),
     setup_requires=['setuptools-git>=0.4'],
+    data_files=[('heatclient', ['heatclient/versioninfo'])]
 )