deletions | additions       diff --git a/layout.md b/layout.md  index 729fa58..7c024a2 100644  --- a/layout.md  +++ b/layout.md 
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acknowledgements.tex  author_contrib.tex  additional.tex  figures/Fig_S1/Fig_S1.png  figures/Fig_S2/Fig_S2.png  figures/Fig_S3/Fig_S3.png  figures/Fig_S4/Fig_S4.png