deletions | additions       diff --git a/layout.md b/layout.md  index 3a6bf4e..2f076a3 100644  --- a/layout.md  +++ b/layout.md 
...
figures/LIGO/LIGO.png  untitled.tex  figures/Surfing_LIGO/Surfing_LIGO.png  Gravitational_waves_are_produced_when__.tex