Commits

Wes McKinney authored 6239abd1a61
ARROW-862: [Python] Simplify README landing documentation to direct users and developers toward the documentation Also migrates DEVELOPMENT.md to the Sphinx docs Author: Wes McKinney <wes.mckinney@twosigma.com> Closes #584 from wesm/ARROW-862 and squashes the following commits: 50049dd [Wes McKinney] Revise python/README.md. Move DEVELOPMENT.md to Sphinx docs. Other cleaning 2187c1c [Wes McKinney] Migrate DEVELOPMENT.md to sphinx docs