Move intial setup code to a management command called initialsetup, update installation instructions

setup.py

@@ -1,17 +1,12 @@
 #!/usr/bin/env python
 
 import os
-import random
-import string
 import sys
 
 try:
     from setuptools import setup
 except ImportError:
     from distutils.core import setup
-    from distutils.command.install import install as _install
-else:
-    from setuptools.command.install import install as _install
 
 import mayan
 
@@ -23,22 +18,6 @@ if sys.argv[-1] == 'publish':
     sys.exit()
 
 
-def post_install(dir):
-    secret = ''.join([random.SystemRandom().choice((string.digits + string.letters + string.punctuation).replace("'",'')) for i in range(100)])
-    with open(os.path.join(dir, 'mayan', 'settings', 'local.py'), 'w+') as file_object:
-        file_object.write('\n'.join([
-            'from __future__ import absolute_import',
-            'from .base import *',
-            "SECRET_KEY = '{}'".format(secret),
-        ]))
-
-
-class install(_install):
-    def run(self):
-        _install.run(self)
-        self.execute(post_install, (self.install_lib,), msg="Running post install task")
-
-
 def fullsplit(path, result=None):
     """
     Split a pathname into components (the opposite of os.path.join) in a
@@ -129,7 +108,6 @@ setup(
         'Topic :: Internet :: WWW/HTTP :: WSGI :: Application',
         'Topic :: Communications :: File Sharing',
     ],
-    cmdclass={'install': install},
     description='A Django based Document Management System.',
     include_package_data=True,
     install_requires=install_requires,