remove unused import
fix error updating phone number url
useful __str__ method for resources
fix indentation
push timeouts through the twilio python api
add a unit test
fix flake errors
Change unicode literal to non-u literal for 3.2 compatibility
Send the library and python versions in the UA string
Use % instead of format because python 2.5
Implementation of proxy functionality.
Merge branch 'twilio_proxy' of https://github.com/gustafa/twilio-python into twilio_proxy