Add isort config

Author: tony

setup.cfg

@@ -4,3 +4,15 @@ exclude = .*/,
 	*.egg,
 	backend/*/migrations
 max-line-length = 88
+
+[isort]
+combine_as_imports= true
+default_section = THIRDPARTY
+include_trailing_comma = true
+multi_line_output = 3
+known_django = django
+known_first_party = main
+split_before_closing_bracket = true
+sections = FUTURE,STDLIB,DJANGO,THIRDPARTY,FIRSTPARTY,LOCALFOLDER
+line_length = 79
+not_skip = __init__.py