Merge pull request #11 from Kinto/fix-makefile

Add missing parts from Makefile

Makefile

@@ -1,5 +1,7 @@
 VIRTUALENV = virtualenv
 VENV := $(shell echo $${VIRTUAL_ENV-.venv})
+DEV_STAMP = $(VENV)/.dev_env_installed.stamp
+INSTALL_STAMP = $(VENV)/.install.stamp
 PYTHON = $(VENV)/bin/python
 TOX = $(VENV)/bin/tox
 TEMPDIR := $(shell mktemp -d)
@@ -14,6 +16,17 @@ virtualenv: $(PYTHON)
 $(PYTHON):
 	virtualenv $(VENV) --python=python3
 
+install: $(INSTALL_STAMP)
+$(INSTALL_STAMP): $(PYTHON) setup.py
+	$(VENV)/bin/pip install -U pip
+	$(VENV)/bin/pip install -Ue .
+	touch $(INSTALL_STAMP)
+
+install-dev: $(INSTALL_STAMP) $(DEV_STAMP)
+$(DEV_STAMP): $(PYTHON) dev-requirements.txt
+	$(VENV)/bin/pip install -r dev-requirements.txt
+	touch $(DEV_STAMP)
+
 tox: $(TOX)
 $(TOX): virtualenv
 	$(VENV)/bin/pip install tox