Add __version__ to each library.

Fixes issue 119.
Reviewed in http://codereview.appspot.com/5846050/.

Makefile

@@ -4,21 +4,8 @@ pep8:
 APP_ENGINE_PATH=../google_appengine
 
 test:
-	python runtests.py tests/test_discovery.py
-	python runtests.py tests/test_errors.py
-	python runtests.py tests/test_http.py
-	python runtests.py tests/test_json_model.py
-	python runtests.py tests/test_mocks.py
-	python runtests.py tests/test_model.py
-	python runtests.py tests/test_oauth2client_clientsecrets.py
-	python runtests.py tests/test_oauth2client_django_orm.py
-	python runtests.py tests/test_oauth2client_file.py
-	python runtests.py tests/test_oauth2client_jwt.py
-	python runtests.py tests/test_oauth2client.py
-	python runtests.py tests/test_oauth.py
-	python runtests.py tests/test_protobuf_model.py
-	python runtests.py tests/test_schema.py
-	python runtests.py tests/test_oauth2client_appengine.py
+	./runtests.sh python2.6
+	./runtests.sh python2.7
 
 
 .PHONY: coverage
@@ -35,8 +22,8 @@ docs:
 
 .PHONY: prerelease
 prerelease:
-	python2.6 runtests.py tests --exit_on_failure
-	python2.7 runtests.py tests --exit_on_failure
+	./runtests.sh python2.6
+	./runtests.sh python2.7
 	-sudo rm -rf dist/
 	-sudo rm -rf snapshot/
 	python expand-symlinks.py

apiclient/__init__.py

@@ -0,0 +1 @@
+__version__ = "1.0beta8"

oauth2client/__init__.py

@@ -0,0 +1 @@
+__version__ = "1.0beta8"

runtests.sh

@@ -0,0 +1,21 @@
+#/bin/bash
+#
+# Run all the tests.
+#
+# The python interpreter to use is passed in on the command line.
+
+$1 runtests.py tests/test_discovery.py
+$1 runtests.py tests/test_errors.py
+$1 runtests.py tests/test_http.py
+$1 runtests.py tests/test_json_model.py
+$1 runtests.py tests/test_mocks.py
+$1 runtests.py tests/test_model.py
+$1 runtests.py tests/test_oauth2client_clientsecrets.py
+$1 runtests.py tests/test_oauth2client_django_orm.py
+$1 runtests.py tests/test_oauth2client_file.py
+$1 runtests.py tests/test_oauth2client_jwt.py
+$1 runtests.py tests/test_oauth2client.py
+$1 runtests.py tests/test_oauth.py
+$1 runtests.py tests/test_protobuf_model.py
+$1 runtests.py tests/test_schema.py
+$1 runtests.py tests/test_oauth2client_appengine.py

setup.py

@@ -47,8 +47,11 @@ if needs_json:
 long_desc = """The Google API Client for Python is a client library for
 accessing the Plus, Moderator, and many other Google APIs."""
 
+import apiclient
+version = apiclient.__version__
+
 setup(name="google-api-python-client",
-      version="1.0beta8",
+      version=version,
       description="Google API Client Library for Python",
       long_description=long_desc,
       author="Joe Gregorio",

setup_oauth2client.py

@@ -39,8 +39,11 @@ if needs_json:
 
 long_desc = """The oauth2client is a client library for OAuth 2.0."""
 
+import oauth2client
+version = oauth2client.__version__
+
 setup(name="oauth2client",
-      version="1.0beta8",
+      version=version,
       description="OAuth 2.0 client library",
       long_description=long_desc,
       author="Joe Gregorio",