strip the .git suffix when necessary (google#2623)

* strip the .git suffix when necessary

* beautify code

* Add a testcase to check suffix removal

Bump setup.py version for new release. (google#2473)

libClusterFuzz: Use utils.decode_to_unicode() instead of str.decode(). (

google#2452)

Add missing pytz dependency to setup.py. (google#2436)

Due to googleapis/python-ndb#707.

Update setup.py

Fix a pip dependency. (google#2434)

Remove an unnecessary dependency. (google#2394)

Prepare 2.5.0 release. (google#2393)

Bump reproduce tool version (google#2330)

Add 2.4.0 changelog entry. (google#2173)