[1.9.x] Bumped version for 1.9 beta 1.

django/__init__.py

 from django.utils.version import get_version
 
-VERSION = (1, 9, 0, 'alpha', 1)
+VERSION = (1, 9, 0, 'beta', 1)
 
 __version__ = get_version(VERSION)
 

setup.py

@@ -52,7 +52,7 @@ setup(
     },
     zip_safe=False,
     classifiers=[
-        'Development Status :: 3 - Alpha',
+        'Development Status :: 4 - Beta',
         'Environment :: Web Environment',
         'Framework :: Django',
         'Intended Audience :: Developers',