version bump

version bump

old bugfixes(forgot exactly for what), new incoming vars from twilio website

bump version, history

Merge branch 'voice_metering' into working

maintain CallGuid across a session

Allow Call Guid to be passed in via params - allows for reasonable integration testing

Add CallStatus parameter to test args (with default of "in-progress", allowing for an override

Add a random CallGuid to the test arguments

add incoming_call.complete? helper

- modifying .gitignore

Backwards-compatible support for environment-specific twilio configuration

version bump

fix issue with 'slice' call

add .gitignore