Merge pull request DataDog#238 from DataDog/yann/0.17.0

v0.17.0

Merge pull request DataDog#196 from DataDog/yann/0.16.0

v0.16.0

[changelog] v0.15.0 (DataDog#186)

Merge pull request DataDog#164 from DataDog/yann/fix_dogstatsd_tests

[tests] fix dogstatsd thread safety tests

Update 0.6.1 changelog

Merge pull request DataDog#153 from DataDog/yann/0.13.0

v0.13.0

Merge pull request DataDog#106 from DataDog/yann/gae-compatibility

Enhance compatibility with Google App Engine

Merge pull request DataDog#129 from DataDog/yann/0.11.0

v0.11.0

Merge pull request DataDog#93 from DataDog/yann/v0.10.0

v0.10.0

Release v0.9.0