versatica/JsSIP — pull request #121 by gavllew (2013-06-28 13:56:55+00:00)
Title: Fix handling of 423 response to REGISTER

Fixes #105

If we attempt to register with a low Expires value, and the registrar complains with a 423 Interval Too Brief with a Min-Expires header, reset our Expires to the Min-Expires value and immediately try again.