Commits

Wes McKinney authored 988338c5445
ARROW-1634: [Website] Add release page for 0.7.1, update front page Author: Wes McKinney <wes.mckinney@twosigma.com> Closes #1154 from wesm/ARROW-1634 and squashes the following commits: da21ff78 [Wes McKinney] Update install page 8468c71a [Wes McKinney] Add release page for 0.7.1, update front matter