Add cheatsheet layout for Colemak-DH (#284)

* add cheatsheet layout for Colemak-DH

A slight modification to the Colemak layout, where `d`, `g` and `b` on
the "right hand" and `h` and `m` on the "left hand" has been moved.

* Add note about colemak-dh in KEYBINDING_COLEMAK.org

To make it easier for people to discover
meow-cheatsheet-layout-colemak-dh

Author: plattfot

KEYBINDING_COLEMAK.org

@@ -5,6 +5,9 @@ Add it to your configuration and call it before ~(meow-global-mode 1)~.
 
 [[file:https://user-images.githubusercontent.com/11796018/144638219-3d924dc2-798b-4440-8f82-0897094290c8.png]]
 
+*NOTE:* Use ~meow-cheatsheet-layout-colemak-dh~ instead of
+~meow-cheatsheet-layout-colemak~ if you are using [[https://colemakmods.github.io/mod-dh/][Colemak-DH]].
+
 #+begin_src emacs-lisp
   (defun meow-setup ()
     (setq meow-cheatsheet-layout meow-cheatsheet-layout-colemak)

meow-cheatsheet-layout.el

@@ -236,6 +236,56 @@
     (<AB10> "/" "?")
     (<LSGT> "-" "_")))
 
+(defconst meow-cheatsheet-layout-colemak-dh
+    '((<TLDE> "`" "~")
+      (<AE01> "1" "!")
+      (<AE02> "2" "@")
+      (<AE03> "3" "#")
+      (<AE04> "4" "$")
+      (<AE05> "5" "%")
+      (<AE06> "6" "^")
+      (<AE07> "7" "&")
+      (<AE08> "8" "*")
+      (<AE09> "9" "(")
+      (<AE10> "0" ")")
+      (<AE11> "-" "_")
+      (<AE12> "=" "+")
+      (<AD01> "q" "Q")
+      (<AD02> "w" "W")
+      (<AD03> "f" "F")
+      (<AD04> "p" "P")
+      (<AD05> "b" "B")
+      (<AD06> "j" "J")
+      (<AD07> "l" "L")
+      (<AD08> "u" "U")
+      (<AD09> "y" "Y")
+      (<AD10> ";" ":")
+      (<AD11> "[" "{")
+      (<AD12> "]" "}")
+      (<BKSL> "\\" "|")
+      (<AC01> "a" "A")
+      (<AC02> "r" "R")
+      (<AC03> "s" "S")
+      (<AC04> "t" "T")
+      (<AC05> "g" "G")
+      (<AC06> "m" "M")
+      (<AC07> "n" "N")
+      (<AC08> "e" "E")
+      (<AC09> "i" "I")
+      (<AC10> "o" "O")
+      (<AC11> "'" "\"")
+      (<AB01> "z" "Z")
+      (<AB02> "x" "X")
+      (<AB03> "c" "C")
+      (<AB04> "d" "D")
+      (<AB05> "v" "V")
+      (<AB06> "k" "K")
+      (<AB07> "h" "H")
+      (<AB08> "," "<")
+      (<AB09> "." ">")
+      (<AB10> "/" "?")
+      (<LSGT> "-" "_")))
+
 (defconst meow-cheatsheet-layout-dvp
   '((<TLDE> "$" "~")
     (<AE01> "&" "%")