Adapts the Roboto themes in https://github.com/hrbrmstr/hrbrthemes/ to make two Myriad Pro-based themes,
theme_myriad_semi() for ggplot. Note that this repo does not include the Myriad font files (the
.otf files), which are owned by Adobe. You may already have them installed on your computer, or they may have come bundled with your copy of Acrobat Reader or other Adobe software.
library(myriad) import_myriad_semi() theme_set(theme_myriad_semi())