af_colour_values        Government Analysis Function colours and
                        palettes
available_palettes      Available palettes and palette types
check_palette           Check palettes and palette types
mm_to_inch              Convert millimetres to inches
scale_colour_continuous_sg
                        Continuous colour/fill scales for Scottish
                        Government plots
scale_colour_discrete_sg
                        Discrete colour/fill scales for Scottish
                        Government plots
sg_colour_values        Scottish Government colours and palettes
sss_colour_values       Social Security Scotland colours and palettes
theme_sg                Scottish Government theme for ggplot2 charts.
use_sgplot              Use sgplot defaults.
