Merge branch 'charge-stuff' into 'master'

.gitignore

.gitlab-ci.yml

environment.yml

pyramid/colors.py

pyramid/dataset.py

pyramid/diagnostics.py

pyramid/fieldconverter.py

pyramid/fielddata.py

pyramid/file_io/io_vectordata.py

pyramid/forwardmodel.py

pyramid/kernel.py

pyramid/magcreator/examples.py

pyramid/magcreator/magcreator.py

pyramid/phasemap.py

pyramid/phasemapper.py

pyramid/plottools.py

pyramid/ramp.py

pyramid/reconstruction.py

pyramid/regularisator.py

pyramid/utils/__init__.py