TRQ-1656 : remove pbs_server -t hot|warm|cold
 - remove hot|warm|cold parameters
TRQ-1656 : remove pbs_server -t hot|warm|cold
 - implemented unit test
Merge branch 'TRQ-1656_remove_pbs_server_params' of https://github.com/DSRCompany/torque into DSRCompany-TRQ-1656_remove_pbs_server_params

Conflicts:
	src/server/req_shutdown.c
Merge branch 'DSRCompany-TRQ-1656_remove_pbs_server_params' into develop