deletions | additions       diff --git a/header.tex b/header.tex  index 4485294..13dfd6b 100644  --- a/header.tex  +++ b/header.tex 
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frame=lrtb, %  xleftmargin=\fboxsep, %  xrightmargin=-\fboxsep, %  moretexcs={lstset,color}  }  \def\authorea{\href{http://en.wikipedia.org/wiki/Authorea}{Authorea}\xspace}