setup.py: fix license string, set Production/Status classifier

Author: vdboor

setup.py

@@ -39,7 +39,7 @@ def find_version(*parts):
 setup(
  name='django-polymorphic-tree',
  version=find_version('polymorphic_tree', '__init__.py'),
- license='Apache License, Version 2.0',
+ license='Apache 2.0',
 
  install_requires=[
  'django-polymorphic>=0.5.5',
@@ -64,7 +64,7 @@ def find_version(*parts):
 
  zip_safe=False,
  classifiers=[
- 'Development Status :: 4 - Beta',
+ 'Development Status :: 5 - Production/Stable',
  'Environment :: Web Environment',
  'Framework :: Django',
  'Intended Audience :: Developers',