Chapter 1 Prerequisites

# library(tidyverse); library(useful);library(epiDisplay);library(lubridate)
# library(spdep); library(sf); library(sp); library(devtools); library(pkgload)
# 
# load("./_data/CLIM_MAL_basedata.RData")
# devtools::source_gist("https://gist.github.com/gcarrascoe/89e018d99bad7d3365ec4ac18e3817bd")