Merge branch 'master' of https://git.ligo.org/lscsoft/bilby into constraint

CHANGELOG.md

README.rst

bilby/core/prior/analytical.py

bilby/core/prior/dict.py

bilby/core/prior/joint.py

bilby/core/sampler/base_sampler.py

bilby/core/sampler/dynesty.py

bilby/core/utils.py

bilby/gw/detector/networks.py

bilby/gw/likelihood.py

bilby/gw/prior.py

bilby/gw/source.py

docs/likelihood.txt

examples/core_examples/gaussian_example.py

setup.py

test/detector_test.py

test/prior_files/GW150914_testing_skymap.fits

test/prior_test.py

test/sampler_test.py