add in release-procedure.md

Author: jreback

pandas_gbq/__init__.py

@@ -1 +1,7 @@
 from .gbq import to_gbq, read_gbq  # noqa
+
+# use the closest tagged version if possible
+from ._version import get_versions
+v = get_versions()
+__version__ = v.get('closest-tag', v['version'])
+del get_versions, v

release-procedure.md

@@ -0,0 +1,19 @@
+*   Tag commit
+
+        git tag -a x.x.x -m 'Version x.x.x'
+
+*   and push to github
+
+        git push pandas-gbq master --tags
+
+*  Upload to PyPI
+
+        git clean -xfd
+        python setup.py register sdist bdist_wheel --universal
+        twine upload dist/*
+
+*   Update anaconda recipe.
+
+    This should happen automatically within a day or two.
+
+*   Update conda recipe feedstock on `conda-forge <https://conda-forge.github.io/>`_.