updated ini example and hardware_device function names

devices/APSCTL.py

devices/HW_device_template.py

devices/PCC.py

devices/SDP.py

devices/SNMP.py

devices/clients/SNMP_client.py

devices/clients/ini_client.py

devices/ini_device.py

devices/test_device.py

devices/util/hardware_device.py

devices/util/lofar_logging.py

devices/util/startup.py