getCtryPolyAdmLevelNames: Get the list of admin level names in a polygon shapefile
Description
Get the list of admin level names in a polygon shapefile. It returns
all official names starting from 1 to the specified
lowestAdmLevel. If not lowestAdmLevel is not
specified, all admin level names are returned
# NOT RUN {Rnightlights:::getCtryPolyAdmLevelNames("KEN")
#returns vector [1] "County" "Constituency" "Ward"#if KEN shapefile exists otherwise errors# }# NOT RUN {# }