578 callto protocol
Closes #578
Based on #120 branch, needs https://gitlab.com/xivo.solutions/xivo-solutions-doc/merge_requests/19 to be merged first
Do not update/delete: Banner broadcast message test data
Do not update/delete: Notification broadcast message test data
Closes #578
Based on #120 branch, needs https://gitlab.com/xivo.solutions/xivo-solutions-doc/merge_requests/19 to be merged first