gd: added input addon

addons/guide/inputs/guide_input_joy_base.gd

@@ -0,0 +1,13 @@
+## Base class for joystick inputs.
+@tool
+class_name GUIDEInputJoyBase
+extends GUIDEInput
+
+## The index of the connected joy pad to check. If -1 checks all joypads.
+@export var joy_index:int = -1:
+	set(value):
+		if value == joy_index:
+			return
+		joy_index = value
+		emit_changed()	
+