For such a minimal change I'm neglecting doing a pull request right now...
In Twilio's console the change is evident in that requests using [the deprecated] SMS/Messages have no "Delivery Steps", while the ones using /Messages have. It may be not a critical feature, but it is certainly a useful one.
You may want to consider this: https://support.twilio.com/hc/en-us/articles/223181028-Switching-from-SMS-Messages-resource-URI-to-Messages-resource-URI-
It seems to reduce to simply update only one line of code.
In Twilio's console the change is evident in that requests using [the deprecated]
SMS/Messages
have no "Delivery Steps", while the ones using/Messages
have. It may be not a critical feature, but it is certainly a useful one.