Merge branch 'fix-polling-period' into 'master'

README.md

tangostationcontrol/VERSION

...n_test/default/devices/test_device_temperature_manager.py

...rol/integration_test/default/devices/test_lofar_device.py

tangostationcontrol/tangostationcontrol/common/constants.py

tangostationcontrol/tangostationcontrol/devices/apsct.py

tangostationcontrol/tangostationcontrol/devices/apspu.py

...tationcontrol/devices/base_device_classes/lofar_device.py

...stationcontrol/devices/base_device_classes/recv_device.py

tangostationcontrol/tangostationcontrol/devices/ccd.py

...ncontrol/tangostationcontrol/devices/observation_field.py

...tationcontrol/tangostationcontrol/devices/sdp/firmware.py

tangostationcontrol/tangostationcontrol/devices/sdp/sdp.py

...ontrol/tangostationcontrol/devices/temperature_manager.py

tangostationcontrol/tangostationcontrol/devices/unb2.py