boilerplate: add inital Makefile with run & install targets

Add *Makefile* boilerplate useful for python projects.  All python tasks are
using a virtualenv from ./local/py3

$ make help
  run       - run developer instance
  install   - developer install (./local)
  uninstall - uninstall (./local)

Signed-off-by: Markus Heiser <markus.heiser@darmarit.de>

Makefile

@@ -0,0 +1,42 @@
+# -*- coding: utf-8; mode: makefile-gmake -*-
+
+PYOBJECTS = searx
+PY_SETUP_EXTRAS ?= \[test\]
+
+include utils/makefile.include
+include utils/makefile.python
+
+all: clean install
+
+PHONY += help
+help:
+	@echo  '  run       - run developer instance'
+	@echo  '  install   - developer install (./local)'
+	@echo  '  uninstall - uninstall (./local)'
+	@echo  ''
+	@$(MAKE) -s -f utils/makefile.include make-help
+	@echo  ''
+	@$(MAKE) -s -f utils/makefile.python python-help
+
+PHONY += install
+install: pyenvinstall
+
+PHONY += uninstall
+uninstall: pyenvuninstall
+
+PHONY += clean
+clean: pyclean
+	$(call cmd,common_clean)
+
+PHONY += run
+run:  pyenvinstall
+	$(Q) ( \
+	sed -i -e "s/debug : False/debug : True/g" ./searx/settings.yml ; \
+	sleep 2 ; \
+	xdg-open http://127.0.0.1:8888/ ; \
+	sleep 3 ; \
+	sed -i -e "s/debug : True/debug : False/g" ./searx/settings.yml ; \
+	) &
+	$(PY_ENV)/bin/python ./searx/webapp.py
+
+.PHONY: $(PHONY)