add receive and send methods twilio
Merge pull request #44 from acjetnut/text-message-support

add receive and send methods twilio
changed sms to single post method
basic sms parsing test
add privacy checkbox to doc form, parse in controller
update test
doc index only display public documents
another test
undo commenting in controller
Merge pull request #45 from avifoxi/select-privacy-on-doc-create

Select privacy on doc create
another test
another test
twilio sms test up on heroku
Merge pull request #46 from acjetnut/text-message-support

Text message support