Add example of infinity scroll

example/lang.lua

@@ -10,6 +10,7 @@ local en = {
 	slider_page = "Slider page",
 	input_page = "Input page",
 	grid_page = "Grid page",
+	infinity_page = "Infinity scroll",
 	ui_section_button = "Button",
 	ui_section_text = "Text",
 	ui_section_timer = "Timer",
@@ -29,6 +30,7 @@ local ru = {
 	slider_page = "Слайдеры",
 	input_page = "Текст. ввод",
 	grid_page = "Сетка",
+	infinity_page = "Беск. скролл",
 	ui_section_button = "Кнопка",
 	ui_section_text = "Текст",
 	ui_section_timer = "Таймер",