Made runserver use leave_locale_alone

import sys

from datetime import datetime

from django.conf import settings

from django.core.exceptions import ImproperlyConfigured

from django.core.management.base import BaseCommand, CommandError

from django.core.servers.basehttp import get_internal_wsgi_application, run

    # Validation is called explicitly each time the server is reloaded.

    requires_system_checks = False

    leave_locale_alone = True

    def add_arguments(self, parser):

        parser.add_argument('addrport', nargs='?',

            self.inner_run(None, **options)

    def inner_run(self, *args, **options):

        from django.conf import settings

        from django.utils import translation

        threading = options.get('use_threading')

        shutdown_message = options.get('shutdown_message', '')

        quit_command = 'CTRL-BREAK' if sys.platform == 'win32' else 'CONTROL-C'

        now = datetime.now().strftime('%B %d, %Y - %X')

        if six.PY2:

            now = now.decode(get_system_encoding())

        self.stdout.write(now)

        self.stdout.write((

            "%(started_at)s\n"

            "Django version %(version)s, using settings %(settings)r\n"

            "Starting development server at http://%(addr)s:%(port)s/\n"

            "Quit the server with %(quit_command)s.\n"

        ) % {

            "started_at": now,

            "version": self.get_version(),

            "settings": settings.SETTINGS_MODULE,

            "addr": '[%s]' % self.addr if self._raw_ipv6 else self.addr,

            "port": self.port,

            "quit_command": quit_command,

        })

        # django.core.management.base forces the locale to en-us. We should

        # set it up correctly for the first request (particularly important

        # in the "--noreload" case).

        translation.activate(settings.LANGUAGE_CODE)

        try:

            handler = self.get_handler(*args, **options)

            ERRORS = {

                errno.EACCES: "You don't have permission to access that port.",

                errno.EADDRINUSE: "That port is already in use.",

                errno.EADDRNOTAVAIL: "That IP address can't be assigned-to.",

                errno.EADDRNOTAVAIL: "That IP address can't be assigned to.",

            }

            try:

                error_text = ERRORS[e.errno]