move coding stanzas to the beginning of src files

circle/firewall/admin.py

+# -*- coding: utf-8 -*-
+
 # Copyright 2014 Budapest University of Technology and Economics (BME IK)
 # Copyright 2014 Budapest University of Technology and Economics (BME IK)
 #
 #
 # This file is part of CIRCLE Cloud.
 # This file is part of CIRCLE Cloud.
@@ -15,8 +17,6 @@
 # You should have received a copy of the GNU General Public License along
 # You should have received a copy of the GNU General Public License along
 # with CIRCLE.  If not, see <http://www.gnu.org/licenses/>.
 # with CIRCLE.  If not, see <http://www.gnu.org/licenses/>.
 
 
-# -*- coding: utf-8 -*-
-
 from django.contrib import admin
 from django.contrib import admin
 from firewall.models import (Rule, Host, Vlan, Group, VlanGroup, Firewall,
 from firewall.models import (Rule, Host, Vlan, Group, VlanGroup, Firewall,
                              Domain, Record, BlacklistItem,
                              Domain, Record, BlacklistItem,

circle/firewall/models.py

+# -*- coding: utf-8 -*-
+
 # Copyright 2014 Budapest University of Technology and Economics (BME IK)
 # Copyright 2014 Budapest University of Technology and Economics (BME IK)
 #
 #
 # This file is part of CIRCLE Cloud.
 # This file is part of CIRCLE Cloud.
@@ -15,8 +17,6 @@
 # You should have received a copy of the GNU General Public License along
 # You should have received a copy of the GNU General Public License along
 # with CIRCLE.  If not, see <http://www.gnu.org/licenses/>.
 # with CIRCLE.  If not, see <http://www.gnu.org/licenses/>.
 
 
-# -*- coding: utf-8 -*-
-
 from itertools import islice, ifilter
 from itertools import islice, ifilter
 import logging
 import logging
 from netaddr import IPSet, EUI, IPNetwork
 from netaddr import IPSet, EUI, IPNetwork

circle/storage/models.py

+# -*- coding: utf-8 -*-
+
 # Copyright 2014 Budapest University of Technology and Economics (BME IK)
 # Copyright 2014 Budapest University of Technology and Economics (BME IK)
 #
 #
 # This file is part of CIRCLE Cloud.
 # This file is part of CIRCLE Cloud.
@@ -15,7 +17,6 @@
 # You should have received a copy of the GNU General Public License along
 # You should have received a copy of the GNU General Public License along
 # with CIRCLE.  If not, see <http://www.gnu.org/licenses/>.
 # with CIRCLE.  If not, see <http://www.gnu.org/licenses/>.
 
 
-# -*- coding: utf-8 -*-
 from __future__ import unicode_literals
 from __future__ import unicode_literals
 
 
 from contextlib import contextmanager
 from contextlib import contextmanager