Add a helper for pulling out urls.
Start using the fresh voice_file_path method for pulling out urls in our views.
Bring in the default set of audio files into the app.
Let Twilio playback matcher use regexes
Use the asset path helpers for non-question voice files.
Add auto-annotation rake task
Remove VoiceFile.
Merge pull request #164 from codeforamerica/voice-files-as-assets

Voice files as assets