Added documentation about StatusCallback for SMS

RestComm / Restcomm-Connect

The Open Source Cloud Communications Platform

http://www.restcomm.com/

GNU Affero General Public License v3.0

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Closed hrosa closed 6 years ago

hrosa commented 6 years ago

What this PR does / why we need it:

Adds documentation about StatusCallback for SMS

Which issue(s) this PR fixes: Fixes BS-255, BS-256

Special notes for your reviewer: