Lots of localization setup, added controller BBCode stuff also.

addons/controller_icons/objects/ControllerIconPathSelectorPopup.gd

@@ -0,0 +1,20 @@
+@tool
+extends ConfirmationDialog
+
+signal path_selected(path: String)
+
+var editor_interface : EditorInterface
+
+@onready var n_selector := $ControllerIconPathSelector
+
+func populate():
+	n_selector.populate(editor_interface)
+
+
+func _on_controller_icon_path_selector_path_selected(path) -> void:
+	path_selected.emit(path)
+	hide()
+
+
+func _on_confirmed() -> void:
+	path_selected.emit(n_selector.get_icon_path())