Add Tox configuration

tox.ini

@@ -0,0 +1,22 @@
+[tox]
+envlist =
+    py35
+    py36
+    flake
+
+[testenv]
+commands = py.test
+deps =
+    -rrequirements.txt
+    pytest
+
+[pytest]
+addopts = --ignore tests/test_fetchers.py
+
+[testenv:flake]
+commands = flake8 fimfarchive tests
+deps = flake8
+
+[flake8]
+filenames = *.py
+exclude = fimfarchive/__init__.py