Change map colors of shops to have an unique color
Recolor pizza parlor, bar and liquor store

New colors:
liquor store: magenta
pizza parlor: pink on magenta (was red on magenta before, colors were admittedly awful)
bar: magenta reversed
Change home improvement store icon color to light green on yello

Reasons for the coloring:
Home = green
Yellow background = like a furniture store
Move some items from main item groups to mod specific item groups.

These items are already defined in that mod and any game without that mod should not use them.
Merge pull request #7177 from Wuzzy2/mapsymbols

Change map colors of shops to have an unique color
Merge pull request #7251 from BevapDin/move-some-stuff-to-mods

Move some items from main item groups to mod specific item groups.