* Fix the link to demo. * Stop recommending text file inputs. * Brief mention to scikit-learn interface. * Fix indent warning in tree method doc.
The documentation of xgboost is generated with recommonmark and sphinx. You can build it locally by typing "make html" in this folder. Checkout https://recommonmark.readthedocs.org for guide on how to write markdown with extensions used in this doc, such as math formulas and table of content.