Also change the version in setup.py

Author: Sam Wierema

setup.py

@@ -3,12 +3,12 @@
 setup(
     name             = 'messagebird',
     packages         = ['messagebird'],
-    version          = '1.2.0',
+    version          = '1.2.1',
     description      = "MessageBird's REST API",
     author           = 'MessageBird',
     author_email     = '[email protected]',
     url              = 'https://github.com/messagebird/python-rest-api',
-    download_url     = 'https://github.com/messagebird/python-rest-api/tarball/1.2.0',
+    download_url     = 'https://github.com/messagebird/python-rest-api/tarball/1.2.1',
     keywords         = ['messagebird', 'sms'],
     install_requires = ['requests>=2.4.1'],
     license          = 'BSD-2-Clause',