Fix recursion.

Change-Id: Idb705df8eb389f83161c02c2d64482f36fc61a36

pbr/version.py

@@ -171,6 +171,12 @@ class VersionInfo(object):
                                "python-glanceclient"
         :param pre_version: optional version that the project is working to
         """
+        # We have to kill a recursion bug in pkg_resources here
+        from pkg_resources import EntryPoint
+        def bogus_require(self, *args, **kwargs):
+            pass
+        EntryPoint.require = bogus_require
+
         self.package = package
         if python_package is None:
             self.python_package = package

setup.py

@@ -29,7 +29,6 @@ setuptools.setup(
     url="https://github.com/openstack-dev/pbr",
     packages=setuptools.find_packages(),
     include_package_data=True,
-    install_requires=pbr.requires.parse_requirements('tools/pip-requires'),
     cmdclass=pbr.cmdclass.get_cmdclass('pbr/versioninfo'),
     classifiers=[
         "Environment :: Console",