merged with most up to date version

devices/APSCTL.py

devices/example_device.py

devices/snmp/__init__.py

devices/snmp/exceptions.py

devices/snmp/mutex.py

devices/snmp/types.py

devices/snmp/v1/__init__.py

devices/snmp/v1/exceptions.py

devices/snmp/v1/notes.py

devices/test_device.py