add doc generation

gendocs_mkdocs.py

gendocs_sphinx.py

sphinx_docs/build/.buildinfo

sphinx_docs/build/.doctrees/arbd_model/arbdmodel.doctree

sphinx_docs/build/.doctrees/arbd_model/index.doctree

sphinx_docs/build/.doctrees/core/config.doctree

sphinx_docs/build/.doctrees/core/coords.doctree

sphinx_docs/build/.doctrees/core/index.doctree

sphinx_docs/build/.doctrees/core/reporting.doctree

sphinx_docs/build/.doctrees/core/segmentmodel.doctree

sphinx_docs/build/.doctrees/core/simulate.doctree

sphinx_docs/build/.doctrees/core/version.doctree

sphinx_docs/build/.doctrees/environment.pickle

sphinx_docs/build/.doctrees/getting_started.doctree

sphinx_docs/build/.doctrees/index.doctree

sphinx_docs/build/.doctrees/installation.doctree

...cs/build/.doctrees/model/CanonicalNucleotideAtoms.doctree

sphinx_docs/build/.doctrees/model/dna_sequence.doctree

sphinx_docs/build/.doctrees/model/index.doctree

sphinx_docs/build/.doctrees/model/nbPot.doctree