validictory >= 0.8.0, != 0.9.2
decorator >= 3.3.1
mutagen >= 1.18
protobuf >= 2.4.1
requests >= 1.1.0
python-dateutil >= 1.3, != 2.0
proboscis >= 1.2.5.1
oauth2client >= 1.1
mock >= 0.7.0
appdirs >= 1.1.0