Add ANSI color hints to manually edited colorschemes

dotfiles.config/Xlib/colorscheme/tango.Xdefaults

@@ -25,3 +25,18 @@ URxvt.color12:      #729fcf
 URxvt.color13:      #ad7fa8
 URxvt.color14:      #fcaf3e
 URxvt.color15:      #eeeeec
+
+!
+! Hints:
+!
+!  fg:Black         bg:White
+!  00:Black         08:Grey25
+!  07:AntiqueWhite  15:White
+!
+!  01:Red3          09:Red
+!  03:Yellow3       11:Yellow
+!  02:Green3        10:Green
+!  06:Cyan3         14:Cyan
+!  04:Blue3         12:Blue
+!  05:Magenta3      13:Magenta
+!

dotfiles.config/Xlib/colorscheme/zenburn.Xdefaults

@@ -39,3 +39,18 @@ xterm.color6:           #A7A15E
 xterm.color14:          #F0E68C
 xterm.color7:           #DDDDDD
 xterm.color15:          #FFFFFF
+
+!
+! Hints:
+!
+!  fg:Black         bg:White
+!  00:Black         08:Grey25
+!  07:AntiqueWhite  15:White
+!
+!  01:Red3          09:Red
+!  03:Yellow3       11:Yellow
+!  02:Green3        10:Green
+!  06:Cyan3         14:Cyan
+!  04:Blue3         12:Blue
+!  05:Magenta3      13:Magenta
+!