npm install --save joseph-onsip/sip.js-auth-onsip#c42cd65c130ab2252be9a5f75e7d02e20f9da570
npm install --save joseph-onsip/sip.js-auth-onsip#c42cd65c130ab2252be9a5f75e7d02e20f9da570

josephfrazier/sip.js-test-attd-xfer,joseph-onsip/sip.js-test-attd-xfer