Add checks to the release target for confirmation. Also run tests before building a release. Refresh docs.
diff --git a/Makefile b/Makefile
index f31d2bb..e474083 100644
--- a/Makefile
+++ b/Makefile
@@ -11,12 +11,17 @@
 
 .PHONY: prerelease
 prerelease:
+	python runtests.py --exit_on_failure tests
 	-rm dist/*
 	python setup.py clean
 	python setup.py sdist
 
 .PHONY: release
 release: prerelease
+	@echo "This target will upload a new release to PyPi and code.google.com hosting."
+	@echo "Are you sure you want to proceed? (yes/no)"
+	@read yn; [ "yes" == $$yn ]
+	@echo "Here we go..."
 	python setup.py sdist register upload
 	wget "http://support.googlecode.com/svn/trunk/scripts/googlecode_upload.py" -O googlecode_upload.py
 	python googlecode_upload.py --summary="Version $(shell python setup.py --version)" --project=google-api-python-client dist/*.tar.gz