updates Makefile

Author: saxix

Makefile

@@ -27,10 +27,13 @@ test:
 	py.test -v --create-db
 
 lint:
-	pipenv run flake8 src/ tests/
+	pre-commit run --all-files
 	pipenv run isort -rc src/ --check-only
 	pipenv run check-manifest
 
+travis:
+	docker run --privileged --name travis-debug -it -u travis travisci/ci-amethyst:packer-1512508255-986baf0 /bin/bash -l
+
 
 clean:
 	rm -fr ${BUILDDIR} dist *.egg-info .coverage coverage.xml .eggs