Add experimental: mouse hold on defaults.conf

defaults.conf

@@ -6,6 +6,19 @@
 # Refer to https://www.linux.org/threads/xdotool-keyboard.10528/ for a list of
 #   keycodes you can use.
 
+#############################
+# Experimental: MOUSE HOLD  #
+#############################
+
+# Uncomment to allow moving the mouse on 3/4 fingers
+# hold3 = move
+# hold4 = move
+
+# Uncomment to hold a mouse button on 3/4 fingers
+# (1: left click, 2: middle click, 3: right click, 4: wheel up, 5: wheel down)
+# hold3 = button1
+# hold4 = button1
+
 #################
 # MISCELLANEOUS #
 #################