fix(setup.py): Fix license deprecation

Signed-off-by: Martin <[email protected]>

Author: C0rn3j

setup.py

@@ -49,13 +49,12 @@ def find_package_modules(self, package, package_dir):
       download_url = "https://pypi.python.org/pypi/ws4py",
       packages = ['ws4py', 'ws4py.client', 'ws4py.server'],
       platforms = ["any"],
-      license = 'BSD',
+      license = 'BSD-3-Clause',
       long_description = "WebSocket client and server library for Python 2 and 3 as well as PyPy",
       classifiers=[
           'Development Status :: 5 - Production/Stable',
           'Framework :: CherryPy',
           'Intended Audience :: Developers',
-          'License :: OSI Approved :: BSD License',
           'Operating System :: OS Independent',
           'Programming Language :: Python',
           'Programming Language :: Python :: 2',