- updated refs for sipXedgeServices/applications/sems
XX-11229: Configure SEMS as a separate service in sipxecs
 - integrated compilation of sems with sipxecs
UC-2853: NOTE:  This is a temporary hack because proxy sometimes generate
core dumps during exit and is very hard to replicate in the lab.
Until we have further data what is causing the core dump, we will
be exiting the process as soon as a termination signal is received