- Remove erlang module in sipxfreeswitch

Check and Add sipx user in rpm specs prerequisite

- Add sipxkamailio as a RPM dependency

Update sipXconfig RPM dependencies

Update RPM specs and Makefile script

Improve proxy/presence kamailio and cfengine script

Add kamailio proxy and presence instance in sipxconfig

Merge github.com:sipfoundrydev/sipXconfig into feature/15.06-ingress-integration

Fix conflict in Alarm messagesource

Fix ingress proxy for handling BLF notify and subscription

Update Kamailio configuration requirements and dependency

Remove redirect to another VM instance in freeswitch if HA is enabled

Enable HighAvailability for IVR and MOH services

Integrate Kamailio in sipx as Ingress Proxy

Added Sequence Generator and a Factory Delegate utility for Mongo