Adjust to new flake8 3.6.0 version

Oliver Sauder · Oliver Sauder · commit e943b7a1a521 · 2018-10-24T16:22:07.000+02:00
diff --git a/requirements-development.txt b/requirements-development.txt
@@ -4,7 +4,7 @@ django-filter>=2.0
 django-polymorphic>=2.0
 factory-boy
 Faker
-flake8
+flake8==3.6.0
 flake8-isort
 isort
 mock
diff --git a/setup.cfg b/setup.cfg
@@ -5,13 +5,14 @@ test = pytest
 universal = 1
 
 [flake8]
-ignore = F405
+ignore = F405,W504
 max-line-length = 100
 exclude =
     docs/conf.py,
     build,
     migrations,
     .tox,
+    .eggs
 
 [isort]
 indent = 4
