Fetch endpoints for notifications

- includes check on token type to ensure clients can perform admin style fetches

config.py

@@ -20,6 +20,7 @@ class Config(object):
     SQLALCHEMY_RECORD_QUERIES = True
     VERIFY_CODE_FROM_EMAIL_ADDRESS = os.environ['VERIFY_CODE_FROM_EMAIL_ADDRESS']
     NOTIFY_EMAIL_DOMAIN = os.environ['NOTIFY_EMAIL_DOMAIN']
+    PAGE_SIZE = 50
 
     BROKER_URL = 'sqs://'
     BROKER_TRANSPORT_OPTIONS = {