diff --git a/greenmine/base/__init__.py b/greenmine/base/__init__.py
index faaaf799..e69de29b 100644
--- a/greenmine/base/__init__.py
+++ b/greenmine/base/__init__.py
@@ -1,3 +0,0 @@
-# -*- coding: utf-8 -*-
-
-
diff --git a/greenmine/base/mail/__init__.py b/greenmine/base/mail/__init__.py
index faaaf799..e69de29b 100644
--- a/greenmine/base/mail/__init__.py
+++ b/greenmine/base/mail/__init__.py
@@ -1,3 +0,0 @@
-# -*- coding: utf-8 -*-
-
-
diff --git a/greenmine/base/searches/__init__.py b/greenmine/base/searches/__init__.py
index faaaf799..e69de29b 100644
--- a/greenmine/base/searches/__init__.py
+++ b/greenmine/base/searches/__init__.py
@@ -1,3 +0,0 @@
-# -*- coding: utf-8 -*-
-
-
diff --git a/greenmine/base/users/__init__.py b/greenmine/base/users/__init__.py
index 40a96afc..e69de29b 100644
--- a/greenmine/base/users/__init__.py
+++ b/greenmine/base/users/__init__.py
@@ -1 +0,0 @@
-# -*- coding: utf-8 -*-
diff --git a/greenmine/base/users/utils.py b/greenmine/base/users/utils.py
deleted file mode 100644
index beaae24a..00000000
--- a/greenmine/base/users/utils.py
+++ /dev/null
@@ -1,14 +0,0 @@
-# -*- coding: utf-8 -*-
-
-import uuid
-
-
-def set_token(user):
-    """
-    Set new token for user profile.
-    """
-
-    token = unicode(uuid.uuid4())
-    user.token = token
-    user.save()
-    return token
diff --git a/greenmine/base/utils/__init__.py b/greenmine/base/utils/__init__.py
index 94d6f948..e69de29b 100644
--- a/greenmine/base/utils/__init__.py
+++ b/greenmine/base/utils/__init__.py
@@ -1,41 +0,0 @@
-# -*- coding: utf-8 -*-
-
-import unicodedata
-
-
-class Singleton(type):
-    """ Singleton metaclass. """
-    def __init__(cls, name, bases, dct):
-        cls.__instance = None
-        type.__init__(cls, name, bases, dct)
-
-    def __call__(cls, *args, **kw):
-        if cls.__instance is None:
-            cls.__instance = type.__call__(cls, *args, **kw)
-        return cls.__instance
-
-
-def iter_points(queryset):
-    for item in queryset:
-        if item.points == -1:
-            yield 0
-        elif item.points == -2:
-            yield 0.5
-        else:
-            yield item.points
-
-
-def clear_model_dict(data):
-    hidden_fields = ['password']
-
-    new_dict = {}
-    for key, val in data.items():
-        if not key.startswith('_') and key not in hidden_fields:
-            new_dict[key] = val
-
-    return new_dict
-
-
-def normalize_tagname(tagname):
-    value = unicodedata.normalize('NFKD', tagname).encode('ascii', 'ignore')
-    return value.lower()
diff --git a/greenmine/base/utils/slug.py b/greenmine/base/utils/slug.py
index 3e73ff7f..6bc8c98e 100644
--- a/greenmine/base/utils/slug.py
+++ b/greenmine/base/utils/slug.py
@@ -23,7 +23,6 @@ def slugify_uniquely(value, model, slugfield="slug"):
         suffix += 1
 
 
-
 def ref_uniquely(p, seq_field,  model, field='ref'):
     project = p.__class__.objects.select_for_update().get(pk=p.pk)
     ref = getattr(project, seq_field) + 1
diff --git a/greenmine/projects/__init__.py b/greenmine/projects/__init__.py
index faaaf799..e69de29b 100644
--- a/greenmine/projects/__init__.py
+++ b/greenmine/projects/__init__.py
@@ -1,3 +0,0 @@
-# -*- coding: utf-8 -*-
-
-
diff --git a/greenmine/projects/issues/__init__.py b/greenmine/projects/issues/__init__.py
index faaaf799..e69de29b 100644
--- a/greenmine/projects/issues/__init__.py
+++ b/greenmine/projects/issues/__init__.py
@@ -1,3 +0,0 @@
-# -*- coding: utf-8 -*-
-
-
diff --git a/greenmine/projects/milestones/__init__.py b/greenmine/projects/milestones/__init__.py
index faaaf799..e69de29b 100644
--- a/greenmine/projects/milestones/__init__.py
+++ b/greenmine/projects/milestones/__init__.py
@@ -1,3 +0,0 @@
-# -*- coding: utf-8 -*-
-
-
diff --git a/greenmine/projects/questions/__init__.py b/greenmine/projects/questions/__init__.py
index 40a96afc..e69de29b 100644
--- a/greenmine/projects/questions/__init__.py
+++ b/greenmine/projects/questions/__init__.py
@@ -1 +0,0 @@
-# -*- coding: utf-8 -*-
diff --git a/greenmine/projects/sigdispatch.py b/greenmine/projects/sigdispatch.py
deleted file mode 100644
index a8d475f7..00000000
--- a/greenmine/projects/sigdispatch.py
+++ /dev/null
@@ -1,33 +0,0 @@
-# -*- coding: utf-8 -*-
-
-from django.dispatch import receiver
-from django.conf import settings
-from django.utils.translation import ugettext
-from django.template.loader import render_to_string
-
-from greenmine.base import signals
-from greenmine.base.users.utils import set_token
-from greenmine.base.mail.tasks import send_mail, send_bulk_mail
-
-
-@receiver(signals.mail_new_user)
-def mail_new_user(sender, user, **kwargs):
-    template = render_to_string("email/new.user.html", {
-        "user": user,
-        "token": set_token(user),
-        'current_host': settings.HOST,
-    })
-
-    subject = ugettext("Greenmine: wellcome!")
-    send_mail.delay(subject, template, [user.email])
-
-
-@receiver(signals.mail_recovery_password)
-def mail_recovery_password(sender, user, **kwargs):
-    template = render_to_string("email/forgot.password.html", {
-        "user": user,
-        "token": set_token(user),
-        "current_host": settings.HOST,
-    })
-    subject = ugettext("Greenmine: password recovery.")
-    send_mail.delay(subject, template, [user.email])
diff --git a/greenmine/projects/tasks/__init__.py b/greenmine/projects/tasks/__init__.py
index faaaf799..e69de29b 100644
--- a/greenmine/projects/tasks/__init__.py
+++ b/greenmine/projects/tasks/__init__.py
@@ -1,3 +0,0 @@
-# -*- coding: utf-8 -*-
-
-
diff --git a/greenmine/projects/userstories/__init__.py b/greenmine/projects/userstories/__init__.py
index faaaf799..e69de29b 100644
--- a/greenmine/projects/userstories/__init__.py
+++ b/greenmine/projects/userstories/__init__.py
@@ -1,3 +0,0 @@
-# -*- coding: utf-8 -*-
-
-