start by downloading the current year
Merge branch 'master' into develop
sessionInfo()
print ggplot2 version
manually load ggplot2
manually install ggplot2
oops misspelled ggplot2
try with library instead of require
try with library instead of require
specify lib.loc to require
install Depends
remove default libPath
specify lib.loc in install.packages
specify lib.loc in install.packages
oops! extra )
dependencies
dependencies =  TRUE
packages maps, DBI, sp
packages in correct order (maps, DBI, sp)
load rgeos before maptools