try and fix figure?

[allaway]

Purpose

Directions for reviewers

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Manuscript checklist

Unless otherwise noted above, this PR will be considered ready for review when all four items have been checked.

• [ ] All changes to text follow "one sentence per line" [Manubot instructions]
• [ ] All citations follow the Manubot citation instructions
• [ ] All changes or additions to tables follow the Manubot table instructions
• [ ] All figures follow the Manubot figure instructions
• [ ] All terms that need to be added to glossary have been added to #50
• [ ] There are no new spelling errors identified by the Manubot spellchecker

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AppVeyor build 1.0.399 for commit 36f126679b3f309aa60c13936e542ed9b25aa4b9 is now complete.

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