Updated needed settings so the example app can work with Browsable API

Author: jerel

example/settings.py

@@ -17,6 +17,7 @@
 
 INSTALLED_APPS = [
     'django.contrib.contenttypes',
+    'django.contrib.staticfiles',
     'django.contrib.sites',
     'django.contrib.sessions',
     'django.contrib.auth',
@@ -25,6 +26,8 @@
     'example',
 ]
 
+STATIC_URL = '/static/'
+
 ROOT_URLCONF = 'example.urls'
 
 SECRET_KEY = 'abc123'