Bump version number to 1.4.0
diff --git a/googleapiclient/__init__.py b/googleapiclient/__init__.py
index d2be3db..415ae71 100644
--- a/googleapiclient/__init__.py
+++ b/googleapiclient/__init__.py
@@ -12,4 +12,4 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-__version__ = "1.3.2"
+__version__ = "1.4.0"