Merge branch 'master' into TMSS-226

Docker/lofar-ci/Dockerfile_ci_sas

LTA/sip/lib/CMakeLists.txt

LTA/sip/lib/siplib.py

LTA/sip/lib/station_coordinates.conf

LTA/sip/lib/station_coordinates.py

SAS/TMSS/src/tmss/tmssapp/CMakeLists.txt

SAS/TMSS/src/tmss/tmssapp/adapters/sip.py

SAS/TMSS/src/tmss/tmssapp/conversions.py

SAS/TMSS/src/tmss/tmssapp/migrations/0001_initial.py

SAS/TMSS/src/tmss/tmssapp/models/scheduling.py

SAS/TMSS/src/tmss/tmssapp/models/specification.py

SAS/TMSS/src/tmss/tmssapp/populate.py

SAS/TMSS/src/tmss/tmssapp/subtasks.py

SAS/TMSS/src/tmss/tmssapp/views.py

SAS/TMSS/src/tmss/urls.py

SAS/TMSS/test/CMakeLists.txt

SAS/TMSS/test/t_conversions.py

SAS/TMSS/test/t_conversions.run

SAS/TMSS/test/t_conversions.sh

SAS/TMSS/test/t_tmssapp_scheduling_django_API.py