Commits

Wes McKinney authored 08cec90975a
ARROW-1252: [Website] Updates for 0.5.0 and short blog post summarizing the release Also updated the CHANGELOG.md Author: Wes McKinney <wes.mckinney@twosigma.com> Closes #885 from wesm/ARROW-1252 and squashes the following commits: e603f388 [Wes McKinney] Fix up markdown formatting of underscores 797215b2 [Wes McKinney] Release announcement blog post 3babc7b4 [Wes McKinney] Add release page 3fd41e11 [Wes McKinney] First cut revising install page b8416ee5 [Wes McKinney] Add changelog to CHANGELOG.md 3f9dec05 [Wes McKinney] Start on 0.5.0 website updates