Merge remote-tracking branch 'origin/master' into allow_interpolated_prior_to_change

examples/injection_examples/basic_tutorial.py

examples/injection_examples/change_sampled_parameters.py

examples/injection_examples/create_your_own_source_model.py

...tion_examples/create_your_own_time_domain_source_model.py

examples/injection_examples/how_to_specify_the_prior.py

examples/injection_examples/marginalized_likelihood.py

examples/open_data_examples/GW150914.py

examples/other_examples/hyper_parameter_example.py

requirements.txt

test/sampler_tests.py

tupak/likelihood.py

tupak/prior.py

tupak/result.py

tupak/sampler.py