MAINT: added Makefile

Makefile

+# ** header v3.0
+# This file is a part of the CaosDB Project.
+#
+# Copyright (C) 2020 IndiScale GmbH <info@indiscale.com>
+# Copyright (C) 2020 Daniel Hornung <d.hornung@indiscale.com>
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as
+# published by the Free Software Foundation, either version 3 of the
+# License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public License
+# along with this program. If not, see <https://www.gnu.org/licenses/>.
+#
+# ** end header
+
+# This Makefile is a wrapper for several other scripts.
+
+.PHONY: help
+
+help:
+	@echo 'Type `make doc` for documentation, or `make install` for (local) installation.'
+
+doc:
+	$(MAKE) -C src/doc html
+
+install:
+	@echo "Not implemented yet, use pip for installation."
+
+check: style lint
+.PHONY: check
+
+style:
+	pycodestyle --count src unittests
+.PHONY: style
+
+lint:
+	pylint --unsafe-load-any-extension=y -d all -e E,F src/caoscrawler
+.PHONY: lint
+
+unittest:
+	tox -r
+.PHONY: unittest