Tweak the order of mail mappings
Add explicit support for evil mode
ef-arbutus: use different hue for rainbow-7
ef-arbutus: use different hue for prose-todo
ef-symbiosis: tweak prose-table-formula mapping
ef-melissa-light: tweak prose-table-formula mapping
ef-maris-light: tweak prose-table-formula mapping
ef-maris-dark: tweak prose-table-formula mapping
ef-frost: tweak prose-table-formula mapping
ef-duo-light: tweak prose-table-formula mapping
ef-duo-dark: tweak prose-table-formula mapping
ef-bio: tweak prose-table-formula mapping
ef-cherie: tweak prose-table-formula mapping
ef-arbutus: tweak bg-warning, bg-info
Simplify imenu-list to only use four colours
This is because the only difference between the two types of faces it
provides is whether the heading has a sublevel or not.
ef-arbutus: tweak bg-warning and bg-info values
ef-arbutus: change accent-3 mapping to a more appropriate hue