Merge pull request #5 from radarhere/makefile_updates

Added isort to lint-fix

Makefile

@@ -41,8 +41,8 @@ help:
 	@echo "  install-coverage   make and install with C coverage"
 	@echo "  install-req        install documentation and test dependencies"
 	@echo "  install-venv       (deprecated) install in virtualenv"
-	@echo "  lint	       	    run the lint checks"
-	@echo "  lint-fix 	    run black to (mostly) fix lint issues."
+	@echo "  lint               run the lint checks"
+	@echo "  lint-fix           run black to (mostly) fix lint issues."
 	@echo "  release-test       run code and package tests before release"
 	@echo "  test               run tests on installed pillow"
 	@echo "  upload             build and upload sdists to PyPI"
@@ -114,3 +114,4 @@ lint:
 .PHONY: lint-fix
 lint-fix:
 	black --target-version py36 .
+	isort .