Fix Flake8

.gitlab-ci.yml

navipy/arena/database.py

navipy/arena/patterns.py

navipy/arena/test_database.py

navipy/maths/test_coordinates.py

navipy/models/comparing.py

navipy/scripts/blend_alongtraj.py

navipy/scripts/blendunittest.py

navipy/scripts/check_blender_versions.py

navipy/sensors/blendtest_renderer.py

navipy/sensors/renderer.py

navipy/trajectories/similarity/__init__.py

navipy/trajectories/similarity/frechet/__init__.py

navipy/trajectories/similarity/test_pairwise_comp.py

setup.cfg