0.8.1 Release

What's Changed

• Add DOI badge to README by @madeline-scyphers in #94
• Add DOI to citation file by @madeline-scyphers in #95
• Add stderr and stdinn pipes for subproess.Popen by @madeline-scyphers in #97
• docs: enable downloadable formats on readthedocs by @jemissik in #96
• Bugfix/reload scheduler workaround by @madeline-scyphers in #101
• Bump Ax to 0.3.1 and unpin sqlalchemy (ax does that properly now) by @madeline-scyphers in #102
• Add pass through metric by @madeline-scyphers in #100
• Feature/data dump and plotting tools by @madeline-scyphers in #103
• 0.8.1 release by @madeline-scyphers in #104

Full Changelog: 0.8.0...0.8.1