remove compat.py

nifty5/compat.py

nifty5/data_objects/distributed_do.py

nifty5/data_objects/random.py

nifty5/dobj.py

nifty5/domain_tuple.py

nifty5/domains/dof_space.py

nifty5/domains/domain.py

nifty5/domains/gl_space.py

nifty5/domains/hp_space.py

nifty5/domains/lm_space.py

nifty5/domains/log_rg_space.py

nifty5/domains/power_space.py

nifty5/domains/rg_space.py

nifty5/domains/structured_domain.py

nifty5/domains/unstructured_domain.py

nifty5/extra.py

nifty5/field.py

nifty5/library/adjust_variances.py

nifty5/library/amplitude_model.py

nifty5/library/correlated_fields.py