Merge branch 'enhancement/improve_docs' into 'master'

.gitignore

.gitlab-ci.yml

CONTRIBUTING.rst

HISTORY.rst

Makefile

README.md

README.rst

arosics/CoReg.py

arosics/CoReg_local.py

arosics/DeShifter.py

arosics/Tie_Point_Grid.py

arosics/geometry.py

arosics/version.py

docs/.gitignore

docs/_static/custom.css

docs/about.rst

docs/api_cli_reference.rst

docs/conf.py

docs/images/CoregPoints_table.png

...stcase1_zoom_L8_S2_global_coreg_before_after_1066x540.gif