deletions | additions       diff --git a/rmd/common.R b/rmd/common.R  index 63f60d9..c34fe6e 100644  --- a/rmd/common.R  +++ b/rmd/common.R 
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require(grid)  library(jsonlite)  library(scales)  require(plyr)  json.to.df <- function(jstr) {  d <- fromJSON(jstr)