Fix deprecation warnings for Django 1.11 and Django 2.0.

Signed-off-by: Roberto Rosario <roberto.rosario.gonzalez@gmail.com>

mayan/apps/navigation/classes.py

@@ -8,9 +8,9 @@ import urlparse
 from django.apps import apps
 from django.conf import settings
 from django.core.exceptions import PermissionDenied
-from django.core.urlresolvers import resolve, reverse
 from django.template import VariableDoesNotExist, Variable
 from django.template.defaulttags import URLNode
+from django.urls import resolve, reverse
 from django.utils.encoding import force_text
 from django.utils.http import urlencode, urlquote
 

mayan/apps/navigation/templatetags/navigation_tags.py

@@ -8,12 +8,12 @@ from ..forms import MultiItemForm
 register = Library()
 
 
-@register.assignment_tag(takes_context=True)
+@register.simple_tag(takes_context=True)
 def get_menu_links(context, name, source=None):
     return Menu.get(name).resolve(context=context, source=source)
 
 
-@register.assignment_tag(takes_context=True)
+@register.simple_tag(takes_context=True)
 def get_menus_links(context, names, source=None):
     result = []
 

mayan/apps/navigation/tests/test_classes.py

@@ -1,7 +1,7 @@
 from __future__ import absolute_import, unicode_literals
 
-from django.core.urlresolvers import reverse
 from django.template import Context
+from django.urls import reverse
 
 from acls.models import AccessControlList
 from common.tests.literals import TEST_VIEW_NAME