Add keybindings for move shuffle to default-config.

Include key bindings ctrl-alt-arrow_key to move a window around using
Move shuffle in the given direction in the default-config.

default-config/config

@@ -510,6 +510,22 @@ Mouse 1	I    A RaiseMoveX Move "Iconify off"
 Mouse 3	T    A Menu MenuWindowOps
 Mouse 3 I    A Menu MenuIconOps
 
+# Shuffle moves a window in a given direction until it hits another window.
+# These bindings will shuffle a window using the arrow keys.
+#    Ctrl-Alt Up_Arrow     - Shuffle window up
+#    Ctrl-Alt Right_Arrow  - Shuffle window right
+#    Ctrl-Alt Down_Arrow   - Shuffle window down
+#    Ctrl-Alt Left_Arrow   - Shuffle window left
+DestroyFunc ShuffleDir
+AddToFunc   ShuffleDir
++ I Move shuffle layers $[w.layer] $[w.layer] snap windows $0
++ I WarpToWindow 50 50
+
+Key Up      WTSF    CM  ShuffleDir up
+Key Down    WTSF    CM  ShuffleDir down
+Key Left    WTSF    CM  ShuffleDir left
+Key Right   WTSF    CM  ShuffleDir right
+
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 # 6: Window Decor
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