bump major version number since py2 dropping change is breaking (#308)

Author: suavesav

setup.py

@@ -3,7 +3,7 @@
 NAME = 'dynamic-rest'
 DESCRIPTION = 'Adds Dynamic API support to Django REST Framework.'
 URL = 'http://github.com/AltSchool/dynamic-rest'
-VERSION = '1.9.8'
+VERSION = '2.0.0'
 SCRIPTS = ['manage.py']
 
 setup(